BE509450A - - Google Patents
Info
- Publication number
- BE509450A BE509450A BE509450DA BE509450A BE 509450 A BE509450 A BE 509450A BE 509450D A BE509450D A BE 509450DA BE 509450 A BE509450 A BE 509450A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/62—Two-way amplifiers
- H03F3/64—Two-way amplifiers with tubes only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/62—Two-way amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US713387XA | 1951-08-02 | 1951-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509450A true BE509450A (US20070167544A1-20070719-C00007.png) |
Family
ID=22100697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509450D BE509450A (US20070167544A1-20070719-C00007.png) | 1951-08-02 |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2939965A (en) * | 1956-12-20 | 1960-06-07 | Abraham George | Electrical switching circuit |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2903602A (en) * | 1953-10-29 | 1959-09-08 | Ibm | Transistor switching circuits |
| NL192335A (US20070167544A1-20070719-C00007.png) * | 1953-12-18 | |||
| DE1090276B (de) * | 1958-04-24 | 1960-10-06 | Standard Elektrik Lorenz Ag | Als Modulator verwendeter Zweirichtungsverstaerker |
| US3271691A (en) * | 1961-05-08 | 1966-09-06 | Gen Electric | Radiation monitor circuit including amplifier |
| US3223620A (en) * | 1963-07-09 | 1965-12-14 | Nalco Chemical Co | Corrosion inhibition |
| US3394316A (en) * | 1965-01-29 | 1968-07-23 | Tektronix Inc | Differential amplifier having common base output stage of very high output impedance |
| US3546639A (en) * | 1966-11-01 | 1970-12-08 | Ass Elect Ind | Gyrator network |
| US3519765A (en) * | 1967-02-02 | 1970-07-07 | Seismograph Service Corp | Bidirectional amplifier |
| US3612780A (en) * | 1969-10-08 | 1971-10-12 | Bell Telephone Labor Inc | Active four-port |
| FR2063475A5 (US20070167544A1-20070719-C00007.png) * | 1969-10-17 | 1971-07-09 | Labo Cent Telecommunicat | |
| US3904838A (en) * | 1971-06-04 | 1975-09-09 | Int Standard Electric Corp | Two-wire, bi-directional voice frequency repeater |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2496266A (en) * | 1947-11-18 | 1950-02-07 | Standard Telephones Cables Ltd | Two-way amplifier for eliminating oppositely directed signals |
| NL148695B (nl) * | 1948-11-06 | Conch Int Methane Ltd | Thermisch geisoleerde houder. | |
| US2531076A (en) * | 1949-10-22 | 1950-11-21 | Rca Corp | Bistable semiconductor multivibrator circuit |
| US2620448A (en) * | 1950-09-12 | 1952-12-02 | Bell Telephone Labor Inc | Transistor trigger circuits |
-
0
- NL NL90591D patent/NL90591C/xx active
- BE BE509450D patent/BE509450A/xx unknown
- US US2733303D patent/US2733303A/en not_active Expired - Lifetime
- US US2733304D patent/US2733304A/en not_active Expired - Lifetime
- NL NL7215451.A patent/NL167598B/xx unknown
-
1952
- 1952-04-22 FR FR1059080D patent/FR1059080A/fr not_active Expired
- 1952-06-17 DE DEW8825A patent/DE915828C/de not_active Expired
- 1952-08-01 GB GB19526/52A patent/GB713387A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2939965A (en) * | 1956-12-20 | 1960-06-07 | Abraham George | Electrical switching circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| NL167598B (nl) | |
| US2733304A (en) | 1956-01-31 |
| US2733303A (en) | 1956-01-31 |
| FR1059080A (fr) | 1954-03-22 |
| DE915828C (de) | 1954-07-29 |
| GB713387A (en) | 1954-08-11 |
| NL90591C (US20070167544A1-20070719-C00007.png) |
