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Bibliographic data Document DE000000653317A (Pages: 3)

INID	Criterion	Field	Contents
54	Title	TI	[DE] Elektronenroehre mit Kathode, Anode und mindestens vier Gitterelektroden
71/73	Applicant/owner	PA	TELEFUNKEN GMBH
72	Inventor	IN
22/96	Application date	AD	Jul 24, 1932
21	Application number	AN	T 0045901
	Country of application	AC	DE
	Publication date	PUB	Nov 20, 1937
33 31 32	Priority data	PRC PRN PRD	DE T 0041106 Jul 24, 1932
33 31 32		PRC PRN PRD	DE T 0041894 Dec 29, 1932
51	IPC main class	ICM
51	IPC secondary class	ICS
	IPC additional class	ICA
	IPC index class	ICI
	Cooperative patent classification	CPC	H01J 19/02 H01J 2893/0001
	MCD main class	MCM
	MCD secondary class	MCS	H01J 19/02 (2006.01)
	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	H01J 21/10 H01J 21/20 H03D 7/00 H03D 7/10 H04B 1/16 R