FR34446E - - Google Patents
Info
- Publication number
- FR34446E FR34446E FR34446DA FR34446E FR 34446 E FR34446 E FR 34446E FR 34446D A FR34446D A FR 34446DA FR 34446 E FR34446 E FR 34446E
- Authority
- FR
- France
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/22—Automatic control in amplifiers having discharge tubes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR35677T | 1928-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR34446E true FR34446E (da) | 1929-06-18 |
Family
ID=8672524
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR34446D Expired FR34446E (da) | 1928-05-22 | ||
| FR628595D Expired FR628595A (fr) | 1928-05-22 | 1926-04-13 | Perfectionnements aux appareils de réception d'ondes et notamment des ondes hertziennes |
| FR35677D Expired FR35677E (fr) | 1928-05-22 | 1928-05-22 | Perfectionnements aux appareils de réception d'ondes et notamment d'ondes hertziennes |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR628595D Expired FR628595A (fr) | 1928-05-22 | 1926-04-13 | Perfectionnements aux appareils de réception d'ondes et notamment des ondes hertziennes |
| FR35677D Expired FR35677E (fr) | 1928-05-22 | 1928-05-22 | Perfectionnements aux appareils de réception d'ondes et notamment d'ondes hertziennes |
Country Status (1)
| Country | Link |
|---|---|
| FR (3) | FR628595A (da) |
-
0
- FR FR34446D patent/FR34446E/fr not_active Expired
-
1926
- 1926-04-13 FR FR628595D patent/FR628595A/fr not_active Expired
-
1928
- 1928-05-22 FR FR35677D patent/FR35677E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR628595A (fr) | 1927-10-26 |
| FR35677E (fr) | 1930-03-27 |