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A
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SECTION A — HUMAN NECESSITIES
B
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SECTION B — PERFORMING OPERATIONSTRANSPORTING
C
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SECTION C — CHEMISTRYMETALLURGY
D
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SECTION D — TEXTILESPAPER
E
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SECTION E — FIXED CONSTRUCTIONS
F
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SECTION F — MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
G
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SECTION G — PHYSICS
G01
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INSTRUMENTS
G01
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MEASURINGTESTING
G02
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OPTICS (making optical elements or apparatus B24B, B29D 11/00, C03, or other appropriate subclasses or classes; materials per se, see the relevant places, e.g. C03B, C03C)
G03
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PHOTOGRAPHYCINEMATOGRAPHYANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVESELECTROGRAPHYHOLOGRAPHY (reproduction of pictures or patterns by scanning and converting into electrical signals H04N) [4]
G04
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HOROLOGY
G05
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CONTROLLINGREGULATING
G06
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COMPUTINGCALCULATINGCOUNTING (score computers for games A63B 71/06, A63D 15/20, A63F 1/18; combinations of writing implements with computing devices B43K 29/08)
G07
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CHECKING-DEVICES
G08
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SIGNALLING (indicating or display devices per seG09F; transmission of pictures H04N)
G09
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EDUCATINGCRYPTOGRAPHYDISPLAYADVERTISINGSEALS
G09B
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EDUCATIONAL OR DEMONSTRATION APPLIANCESAPPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTEMODELSPLANETARIAGLOBESMAPSDIAGRAMS (devices for psychotechnics or for testing reaction times A61B 5/16; games, sports, amusements A63; projectors, projector screens G03B)
G09C
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CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY (secret communication H04K; arrangements for transmitting secret digital information H04L 9/00)
G09D
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RAILWAY OR LIKE TIME OR FARE TABLESPERPETUAL CALENDARS (calendar blocks B42D 5/04; clockwork-driven G04B; comprising computing means G06C)
G09F
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DISPLAYINGADVERTISINGSIGNSLABELS OR NAME-PLATESSEALS (display cases A47F; designs or pictures characterised by special or unusual light effects, e.g. changing, B44F 1/00; disposition of road signs or traffic signals E01F 9/00; lighting in general F21; arrangements for controlling light beams G02F 1/00; visible signalling arrangements or devices G08B 5/00; traffic control systems G08G; arrangements or circuits for control of indicating devices using static means to present variable information G09G; static indicating arrangements comprising integral associations of a plurality of light sources H01J, H01K, H01L, H05B 33/12)
G09G
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ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (lighting in general F21; arrangements for displaying electric variables or waveforms G01R 13/00; devices or arrangements for the control of light beams G02F 1/00; indicating of time by visual means G04B 19/00, G04C 17/00, G04G 9/00; arrangements for transferring data between computers and peripheral equipment G06F 3/00; visible signalling arrangements or devices G08B 5/00; traffic control systems G08G; display, advertising, signs G09F, e.g. static indicating arrangements comprising an association of a number of separate sources or light control cells G09F 9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H01L, H05B 33/12; circuits in pulse counters for indicating the result H03K 21/18; coding, decoding or code conversion, in general H03M; reproducing a picture or pattern using electric signals representing parts thereof and produced by scanning an original H04N) [3, 4, 5]
G09G 1/00
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Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators (cathode-ray oscilloscopes G01R 13/20; television H04N) [3]
G09G 3/00
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Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes (optical scanning systems in general G02B 26/10) [3]
G09G 3/02
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by tracing or scanning a light beam on a screen [3]
G09G 3/04
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for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments [3]
G09G 3/06
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. . using controlled light sources [3]
G09G 3/08
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. . . using incandescent filaments [3]
G09G 3/10
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. . . using gas tubes [3]
G09G 3/12
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. . . using electroluminescent elements (using cathode-ray tubes with phosphor screens G09G 1/00) [3]
G09G 3/14
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. . . . Semiconductor devices, e.g. diodes [3]
G09G 3/16
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. . by control of light from an independent source [3]
G09G 3/18
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. . . using liquid crystals [3]
G09G 3/19
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. . . using electrochromic devices [5]
G09G 3/20
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for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix [3]
G09G 3/22
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. . using controlled light sources [3]
G09G 3/24
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. . . using incandescent filaments [3]
G09G 3/26
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. . . . to give the appearance of moving signs [3]
G09G 3/28
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. . . using luminous gas-discharge panels, e.g. plasma [3]
G09G 3/282
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. . . . using direct current (DC) panels [7]
G09G 3/285
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. . . . . using self-scanning [7]
G09G 3/288
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. . . . using alternating current (AC) panels [7]
G09G 3/29
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. . . . . using self-shift panels [5]
G09G 3/30
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. . . using electroluminescent panels [3]
G09G 3/32
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. . . . semiconductive, e.g. diodes [3]
G09G 3/34
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. . by control of light from an independent source [3]
G09G 3/36
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. . . using liquid crystals [3]
G09G 3/38
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. . . using electrochromic devices [5]
G09G 5/00
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Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators (image data processing or generation, in general G06T) [5]
G10
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MUSICAL INSTRUMENTSACOUSTICS
G11
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INFORMATION STORAGE
G12
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INSTRUMENT DETAILS
G21
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NUCLEONICS
G21
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NUCLEAR PHYSICSNUCLEAR ENGINEERING
G99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
H
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SECTION H — ELECTRICITY

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