NL57988C - - Google Patents

Info

Publication number: NL57988C
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.)

1939-02-07

Publication of NL57988C publication Critical patent/NL57988C/xx

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation

NL57988D 1939-02-07 NL57988C (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB241788X		1939-02-07

Publications (1)

Publication Number	Publication Date
NL57988C true NL57988C (fr)

Family

ID=10207655

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL57988D NL57988C (fr)	1939-02-07

Country Status (5)

Country	Link
US (1)	US2298922A (fr)
CH (1)	CH241788A (fr)
FR (1)	FR862978A (fr)
GB (1)	GB524671A (fr)
NL (1)	NL57988C (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2419292A (en) *		1947-04-22		System fob transmitting two
BE472934A (fr) *	1943-04-07
US2443958A (en) *	1944-09-23	1948-06-22	Rca Corp	Modulation
US2545123A (en) *	1946-05-20	1951-03-13	Rca Corp	Computing device
US2473691A (en) *	1947-08-05	1949-06-21	Bell Telephone Labor Inc	Stabilization of cathode beam tubes

0
- NL NL57988D patent/NL57988C/xx active
1939
- 1939-02-07 GB GB4013/39A patent/GB524671A/en not_active Expired
1940
- 1940-01-06 US US312645A patent/US2298922A/en not_active Expired - Lifetime
- 1940-01-18 FR FR862978D patent/FR862978A/fr not_active Expired
- 1940-02-07 CH CH241788D patent/CH241788A/fr unknown

Also Published As

Publication number	Publication date
FR862978A (fr)	1941-03-20
GB524671A (en)	1940-08-12
CH241788A (fr)	1946-03-31
US2298922A (en)	1942-10-13

Publication	Publication Date	Title
BE434846A (fr)
BE434662A (fr)
NL65294C (fr)
NL57988C (fr)
NL56389C (fr)
NL53559C (fr)
NL51996C (fr)
BE432222A (fr)
BE432228A (fr)
BE472799A (fr)	1947-10-29
BE471852A (fr)
BE436027A (fr)
BE436022A (fr)
BE436021A (fr)
BE436007A (fr)	1939-09-30
BE441588A (fr)
BE435988A (fr)	1939-09-30
BE435911A (fr)
BE435823A (fr)
BE441446A (fr)
BE435757A (fr)
BE435664A (fr)	1939-08-31
BE435654A (fr)
BE435601A (fr)
BE435474A (fr)