NL50144C - - Google Patents

Info

Publication number: NL50144C
Authority: NL; Netherlands

Application number

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1937-04-21

Publication of NL50144C publication Critical patent/NL50144C/xx

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/12—Electrically-operated arrangements for indicating correct tuning
- H03J3/14—Visual indication, e.g. magic eye

NL50144D 1937-04-21 NL50144C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US138108A US2135571A (en)	1937-04-21	1937-04-21	Electron ray tube indicator circuit

Publications (1)

Publication Number	Publication Date
NL50144C true NL50144C (enrdf_load_stackoverflow)

Family

ID=22480461

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL50144D NL50144C (enrdf_load_stackoverflow)	1937-04-21

Country Status (6)

Country	Link
US (1)	US2135571A (enrdf_load_stackoverflow)
CH (1)	CH206046A (enrdf_load_stackoverflow)
DE (1)	DE691718C (enrdf_load_stackoverflow)
FR (1)	FR836564A (enrdf_load_stackoverflow)
GB (1)	GB513859A (enrdf_load_stackoverflow)
NL (1)	NL50144C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE468765A (enrdf_load_stackoverflow) *	1945-10-29
US2604531A (en) *	1946-12-21	1952-07-22	Wurlitzer Co	Impulse remote control system

0
- NL NL50144D patent/NL50144C/xx active
1937
- 1937-04-21 US US138108A patent/US2135571A/en not_active Expired - Lifetime
1938
- 1938-04-13 FR FR836564D patent/FR836564A/fr not_active Expired
- 1938-04-19 CH CH206046D patent/CH206046A/de unknown
- 1938-04-21 GB GB11938/38A patent/GB513859A/en not_active Expired
- 1938-04-22 DE DE1938R0102130 patent/DE691718C/de not_active Expired

Also Published As

Publication number	Publication date
DE691718C (de)	1940-06-04
US2135571A (en)	1938-11-08
GB513859A (en)	1939-10-24
FR836564A (fr)	1939-01-20
CH206046A (de)	1939-07-15

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