| 54 |
Title |
TI |
[DE] Buegel fuer Hoerbrillen, in dessen Innerem Bestandteile der Verstaerkerschaltung untergebracht sind |
| 71/73 |
Applicant/owner |
PA |
VIENNATONE HOERGERAETE ING KOE
;
MAY OHG ING
|
| 72 |
Inventor |
IN |
HORVATH EDUARD
|
| 22/96 |
Application date |
AD |
Jul 23, 1965 |
| 21 |
Application number |
AN |
V 0028959 |
|
Country of application |
AC |
DE |
|
Publication date |
PUB |
Jun 29, 1967 |
33
31
32 |
Priority data |
PRC
PRN
PRD |
|
| 51 |
IPC main class |
ICM |
|
| 51 |
IPC secondary class |
ICS |
|
|
IPC additional class |
ICA |
|
|
IPC index class |
ICI |
|
|
Cooperative patent classification |
CPC |
|
|
MCD main class |
MCM |
|
|
MCD secondary class |
MCS |
|
|
MCD additional class |
MCA |
|
| 57 |
Abstract |
AB |
|
| 56 |
Cited documents identified in the search |
CT |
|
| 56 |
Cited documents indicated by the applicant |
CT |
|
| 56 |
Cited non-patent literature identified in the search |
CTNP |
|
| 56 |
Cited non-patent literature indicated by the applicant |
CTNP |
|
|
Citing documents |
|
Determine documents
|
|
Sequence listings |
|
|
|
Search file IPC |
ICP |
H04R 25/00 B
|
