BE485657A - - Google Patents
Info
- Publication number
- BE485657A BE485657A BE485657DA BE485657A BE 485657 A BE485657 A BE 485657A BE 485657D A BE485657D A BE 485657DA BE 485657 A BE485657 A BE 485657A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K7/00—Modulating pulses with a continuously-variable modulating signal
- H03K7/08—Duration or width modulation ; Duty cycle modulation
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB277171X | 1947-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE485657A true BE485657A (fi) |
Family
ID=10264141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE485657D BE485657A (fi) | 1947-11-11 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2543023A (fi) |
| BE (1) | BE485657A (fi) |
| CH (1) | CH277171A (fi) |
| FR (1) | FR974708A (fi) |
| GB (1) | GB644925A (fi) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1875151A (en) * | 1928-02-07 | 1932-08-30 | Westinghouse Lamp Co | Glow relay tube |
| US2266509A (en) * | 1937-03-18 | 1941-12-16 | Emi Ltd | Electric signal pulse controlling circuits |
| US2429451A (en) * | 1944-11-16 | 1947-10-21 | Photoswitch Inc | Control system with gas discharge tube |
-
0
- BE BE485657D patent/BE485657A/xx unknown
-
1947
- 1947-11-11 GB GB29985/47A patent/GB644925A/en not_active Expired
-
1948
- 1948-11-05 FR FR974708D patent/FR974708A/fr not_active Expired
- 1948-11-05 CH CH277171D patent/CH277171A/fr unknown
- 1948-11-09 US US59082A patent/US2543023A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2543023A (en) | 1951-02-27 |
| GB644925A (en) | 1950-10-18 |
| CH277171A (fr) | 1951-08-15 |
| FR974708A (fr) | 1951-02-26 |