NL35814C - - Google Patents
Info
- Publication number
- NL35814C NL35814C NL35814DA NL35814C NL 35814 C NL35814 C NL 35814C NL 35814D A NL35814D A NL 35814DA NL 35814 C NL35814 C NL 35814C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/02—Automatic control of frequency or phase; Synchronisation using a frequency discriminator comprising a passive frequency-determining element
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB23216/30A GB360891A (en) | 1930-08-01 | 1930-08-01 | Electrical frequency control systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL35814C true NL35814C (de) |
Family
ID=10192033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL35814D NL35814C (de) | 1930-08-01 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1988609A (de) |
| DE (1) | DE603793C (de) |
| FR (1) | FR722059A (de) |
| GB (1) | GB360891A (de) |
| NL (1) | NL35814C (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2436946A (en) * | 1941-04-10 | 1948-03-02 | Virgil A Hamilton | Capacity-type phonograph pickup |
| US2425657A (en) * | 1941-04-17 | 1947-08-12 | Rca Corp | Short-wave apparatus |
| US2438425A (en) * | 1942-11-26 | 1948-03-23 | Rca Corp | Computing device |
| US2513428A (en) * | 1947-10-20 | 1950-07-04 | Philco Corp | Superregenerator |
| CN102707106B (zh) * | 2012-05-18 | 2014-08-20 | 宁波伟吉电力科技有限公司 | 电力次谐波数字信号源 |
-
0
- NL NL35814D patent/NL35814C/xx active
-
1930
- 1930-08-01 GB GB23216/30A patent/GB360891A/en not_active Expired
-
1931
- 1931-07-21 US US552179A patent/US1988609A/en not_active Expired - Lifetime
- 1931-07-22 FR FR722059D patent/FR722059A/fr not_active Expired
- 1931-07-26 DE DEI42173D patent/DE603793C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB360891A (en) | 1931-11-02 |
| US1988609A (en) | 1935-01-22 |
| DE603793C (de) | 1934-10-11 |
| FR722059A (fr) | 1932-03-11 |