BE446251A - - Google Patents

Info

Publication number: BE446251A
Authority: BE; Belgium

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.)

1941-07-01

Publication of BE446251A publication Critical patent/BE446251A/xx

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/10—Circuit arrangements for fine tuning, e.g. bandspreading

BE446251D 1941-07-01 BE446251A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL228559X		1941-07-01

Publications (1)

Publication Number	Publication Date
BE446251A true BE446251A (en)

Family

ID=19779790

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE446251D BE446251A (en)	1941-07-01

Country Status (6)

Country	Link
US (1)	US2486692A (en)
BE (1)	BE446251A (en)
CH (1)	CH228559A (en)
FR (1)	FR883669A (en)
GB (1)	GB613152A (en)
NL (1)	NL57804C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2835813A (en) *	1954-04-26	1958-05-20	Philips Corp	Device for fine tuning of a resonant circuit
CH427931A (en) *	1963-11-27	1967-01-15	Imp Rundfunk Und Fernsehwerk G	Tuning arrangement for ultra-short waves

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2207254A (en) *	1938-09-08	1940-07-09	Rca Corp	Band spread tuning system
NL64971C (en) *	1938-10-13
US2252919A (en) *	1939-01-10	1941-08-19	Lewis D Eckard	Multiwave variable resonator
US2402261A (en) *	1942-11-21	1946-06-18	Rca Corp	Permeability tuned band-spread circuit

0
- BE BE446251D patent/BE446251A/xx unknown
- NL NL57804D patent/NL57804C/xx active
1942
- 1942-06-29 FR FR883669D patent/FR883669A/en not_active Expired
- 1942-06-30 CH CH228559D patent/CH228559A/en unknown
1946
- 1946-04-17 GB GB11782/46A patent/GB613152A/en not_active Expired
- 1946-04-25 US US664724A patent/US2486692A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
NL57804C (en)
FR883669A (en)	1943-07-12
US2486692A (en)	1949-11-01
GB613152A (en)	1948-11-23
CH228559A (en)	1943-08-31

Publication	Publication Date	Title
BE442109A (en)	1941-08-30
BE442102A (en)
BE440765A (en)
BE439798A (en)	1948-04-17
BE440507A (en)
BE440517A (en)
BE440580A (en)
BE442153A (en)
BE440983A (en)
BE440997A (en)
BE441030A (en)
BE441135A (en)
BE442228A (en)
BE441261A (en)
BE441273A (en)
BE441477A (en)	1941-06-30
BE441524A (en)
BE441571A (en)	1941-06-30
BE441636A (en)
BE441671A (en)
BE441713A (en)	1941-07-31
BE442130A (en)
BE441893A (en)
BE442685A (en)
BE441833A (en)