FR2175153A1 - - Google Patents
Info
- Publication number
- FR2175153A1 FR2175153A1 FR7308182A FR7308182A FR2175153A1 FR 2175153 A1 FR2175153 A1 FR 2175153A1 FR 7308182 A FR7308182 A FR 7308182A FR 7308182 A FR7308182 A FR 7308182A FR 2175153 A1 FR2175153 A1 FR 2175153A1
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
- H03F3/387—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
- H03F3/393—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only with field-effect devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1063672 | 1972-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2175153A1 true FR2175153A1 (OSRAM) | 1973-10-19 |
Family
ID=9971527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7308182A Withdrawn FR2175153A1 (OSRAM) | 1972-03-07 | 1973-03-07 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS48103155A (OSRAM) |
| BE (1) | BE796401A (OSRAM) |
| DE (1) | DE2311221A1 (OSRAM) |
| FR (1) | FR2175153A1 (OSRAM) |
| NL (1) | NL7303221A (OSRAM) |
-
1973
- 1973-03-07 FR FR7308182A patent/FR2175153A1/fr not_active Withdrawn
- 1973-03-07 DE DE19732311221 patent/DE2311221A1/de active Pending
- 1973-03-07 JP JP2691073A patent/JPS48103155A/ja active Pending
- 1973-03-07 BE BE128480A patent/BE796401A/xx unknown
- 1973-03-07 NL NL7303221A patent/NL7303221A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2311221A1 (de) | 1973-09-13 |
| NL7303221A (OSRAM) | 1973-09-11 |
| JPS48103155A (OSRAM) | 1973-12-25 |
| BE796401A (fr) | 1973-07-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |