NL67371C - - Google Patents
Info
- Publication number
- NL67371C NL67371C NL67371DA NL67371C NL 67371 C NL67371 C NL 67371C NL 67371D A NL67371D A NL 67371DA NL 67371 C NL67371 C NL 67371C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US313497A US2290159A (en) | 1940-01-12 | 1940-01-12 | Frequency modulation system |
Publications (1)
Publication Number | Publication Date |
---|---|
NL67371C true NL67371C (en) |
Family
ID=23215936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL67371D NL67371C (en) | 1940-01-12 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2290159A (en) |
BE (1) | BE473157A (en) |
FR (1) | FR946097A (en) |
GB (1) | GB621228A (en) |
NL (1) | NL67371C (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2470892A (en) * | 1942-11-25 | 1949-05-24 | Hartford Nat Bank & Trust Co | Stabilized frequency modulator |
US2602159A (en) * | 1946-06-14 | 1952-07-01 | Collins Radio Co | Frequency modulation generator |
NL141942B (en) * | 1947-08-19 | Meier Hermann Ernst | STONE TO LAY IN CONNECTION. | |
US2773125A (en) * | 1953-10-12 | 1956-12-04 | Esther M Armstrong | Multiplex frequency modulation transmitter |
-
0
- NL NL67371D patent/NL67371C/xx active
- BE BE473157D patent/BE473157A/xx unknown
-
1940
- 1940-01-12 US US313497A patent/US2290159A/en not_active Expired - Lifetime
-
1947
- 1947-01-11 GB GB995/47A patent/GB621228A/en not_active Expired
- 1947-05-05 FR FR946097D patent/FR946097A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2290159A (en) | 1942-07-21 |
GB621228A (en) | 1949-04-06 |
BE473157A (en) | |
FR946097A (en) | 1949-05-23 |