FR950309A - Système indicateur d'accord - Google Patents

Système indicateur d'accord

Info

Publication number: FR950309A
Authority: FR; France
Prior art keywords: indicator system; agreement indicator; agreement; indicator
Prior art date: 1941-02-12
Legal status (The legal status 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 status listed.): Expired

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Compagnie Francaise Thomson Houston SA

Original Assignee

Compagnie Francaise Thomson Houston SA

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.)

1941-02-12

Filing date

1946-10-22

Publication date

1949-09-23

1946-10-22 Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA

1949-09-23 Application granted granted Critical

1949-09-23 Publication of FR950309A publication Critical patent/FR950309A/fr

Status Expired legal-status Critical Current

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

FR950309D 1941-02-12 1946-10-22 Système indicateur d'accord Expired FR950309A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US378627A US2333990A (en)	1941-02-12	1941-02-12	Tuning indication system

Publications (1)

Publication Number	Publication Date
FR950309A true FR950309A (fr)	1949-09-23

Family

ID=23493881

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR950309D Expired FR950309A (fr)	1941-02-12	1946-10-22	Système indicateur d'accord

Country Status (5)

Country	Link
US (1)	US2333990A (fr)
BE (1)	BE476551A (fr)
DE (1)	DE742357C (fr)
FR (1)	FR950309A (fr)
GB (1)	GB554388A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2513786A (en) *	1945-02-14	1950-07-04	Rca Corp	Receiver system
US2477962A (en) *	1945-09-12	1949-08-02	Press Wireless Inc	Frequency shift tuning indicator system
US2495326A (en) *	1945-12-05	1950-01-24	Rca Corp	Tuning indicator and tuning control
US2477963A (en) *	1946-02-06	1949-08-02	Press Wireless Inc	Frequency discriminator for carrier shift signaling systems and the like
US2525780A (en) *	1947-01-14	1950-10-17	Charles E Dennis	Electrical frequency discriminator circuit
US2585907A (en) *	1947-06-26	1952-02-19	Engineering Res Corp	Transmitting and receiving apparatus for electromagnetic prospecting
US2586880A (en) *	1949-11-12	1952-02-26	Standard Telephones Cables Ltd	Resonance indicator
DE969273C (de) *	1950-05-03	1958-05-14	Blaupunkt Werke Gmbh	Auf FM-UKW-Bereich oder AM-Rundfunkbereich umschaltbares Empfangsgeraet
US2755442A (en) *	1951-12-17	1956-07-17	Collins Radio Co	Frequency discriminator

0
- BE BE476551D patent/BE476551A/xx unknown
1941
- 1941-02-12 US US378627A patent/US2333990A/en not_active Expired - Lifetime
1942
- 1942-02-09 GB GB1679/42A patent/GB554388A/en not_active Expired
- 1942-02-10 DE DEL106773D patent/DE742357C/de not_active Expired
1946
- 1946-10-22 FR FR950309D patent/FR950309A/fr not_active Expired

Also Published As

Publication number	Publication date
US2333990A (en)	1943-11-09
GB554388A (en)	1943-07-01
DE742357C (de)	1943-11-30
BE476551A (fr)

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