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 (xx)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
NL57988C true NL57988C (xx)

Family

ID=10207655

Family Applications (1)

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

Country Status (5)

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

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 (xx) *	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
CH241788A (fr)	1946-03-31
US2298922A (en)	1942-10-13
GB524671A (en)	1940-08-12

Publication	Publication Date	Title
FR49452E (xx)	1939-05-01
BE433599A (xx)
BE435664A (xx)	1939-08-31
BE435823A (xx)
NL57988C (xx)
BE435757A (xx)
BE433708A (xx)	1939-05-31
BE435654A (xx)
BE435911A (xx)
BE435601A (xx)
BE433626A (xx)
BE435413A (xx)
BE435335A (xx)
BE435213A (xx)	1939-07-08
BE434846A (xx)
BE441588A (xx)
BE434714A (xx)	1939-07-08
BE434662A (xx)
BE434647A (xx)
BE441446A (xx)
NL56389C (xx)
NL65294C (xx)
BE434556A (xx)
BE434526A (xx)
BE434444A (xx)