NL31213C - - Google Patents
Info
- Publication number
- NL31213C NL31213C NL31213DA NL31213C NL 31213 C NL31213 C NL 31213C NL 31213D A NL31213D A NL 31213DA NL 31213 C NL31213 C NL 31213C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
- H03F3/28—Push-pull amplifiers; Phase-splitters therefor with tubes only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US404722A US1899580A (en) | 1929-11-04 | 1929-11-04 | Signal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL31213C true NL31213C (en:Method) |
Family
ID=23600760
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL31213D NL31213C (en:Method) | 1929-11-04 | ||
| NL52539D NL52539B (en:Method) | 1929-11-04 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL52539D NL52539B (en:Method) | 1929-11-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1899580A (en:Method) |
| DE (1) | DE545614C (en:Method) |
| FR (1) | FR39197E (en:Method) |
| GB (1) | GB352357A (en:Method) |
| NL (2) | NL52539B (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2806208A (en) * | 1951-09-29 | 1957-09-10 | Columbia Broadcasting Syst Inc | Vacuum tube voltmeter |
| US2856522A (en) * | 1953-09-16 | 1958-10-14 | Bendix Aviat Corp | Phase detector |
| US2901557A (en) * | 1955-02-07 | 1959-08-25 | Bendix Aviat Corp | Oscillator and amplifier circuit |
-
0
- NL NL31213D patent/NL31213C/xx active
- NL NL52539D patent/NL52539B/xx unknown
-
1929
- 1929-11-04 US US404722A patent/US1899580A/en not_active Expired - Lifetime
-
1930
- 1930-10-30 DE DE1930545614D patent/DE545614C/de not_active Expired
- 1930-11-04 GB GB33181/30A patent/GB352357A/en not_active Expired
- 1930-11-04 FR FR39197D patent/FR39197E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB352357A (en) | 1931-07-09 |
| DE545614C (de) | 1932-03-03 |
| US1899580A (en) | 1933-02-28 |
| NL52539B (en:Method) | |
| FR39197E (fr) | 1931-10-21 |