BE470457A - - Google Patents
Info
- Publication number
- BE470457A BE470457A BE470457DA BE470457A BE 470457 A BE470457 A BE 470457A BE 470457D A BE470457D A BE 470457DA BE 470457 A BE470457 A BE 470457A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/04—Sources of current
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB272089X | 1942-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE470457A true BE470457A (forum.php) |
Family
ID=10255922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE470457D BE470457A (forum.php) | 1942-09-11 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2434965A (forum.php) |
| BE (1) | BE470457A (forum.php) |
| CH (1) | CH272089A (forum.php) |
| FR (1) | FR939397A (forum.php) |
| GB (1) | GB582979A (forum.php) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2513308A (en) * | 1945-09-01 | 1950-07-04 | Standard Telephones Cables Ltd | Electrical time modulated pulse communication system |
| US2680153A (en) * | 1949-01-14 | 1954-06-01 | Philco Corp | Multichannel communication system |
| US3026504A (en) * | 1956-05-01 | 1962-03-20 | Rca Corp | Information transmission system |
| US3440657A (en) * | 1965-08-05 | 1969-04-22 | Gen Motors Corp | Multichannel multiplex communication system using pulse width modulation and an audio sync on one pulse |
| US3783398A (en) * | 1972-09-01 | 1974-01-01 | Int Video Corp | Fm pulse averaging demodulator |
| DE10245173A1 (de) * | 2002-09-26 | 2004-04-08 | Margrit Bodinek | Schaukelsessel |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2019481A (en) * | 1930-04-05 | 1935-11-05 | Collins Radio Co | High frequency modulation system |
| US2086918A (en) * | 1935-08-22 | 1937-07-13 | Rca Corp | Method of frequency or phase modulation |
| US2226459A (en) * | 1935-11-23 | 1940-12-24 | Philco Radio & Television Corp | Signal-deriving circuit |
| USRE22055E (en) * | 1936-07-08 | 1942-03-24 | Synchronization system fob | |
| NL58320C (forum.php) * | 1938-06-01 | |||
| US2287174A (en) * | 1939-09-16 | 1942-06-23 | Bell Telephone Labor Inc | Relative phase measuring circuit and method |
-
0
- BE BE470457D patent/BE470457A/xx unknown
-
1942
- 1942-09-11 GB GB12875/42A patent/GB582979A/en not_active Expired
-
1943
- 1943-08-11 US US498205A patent/US2434965A/en not_active Expired - Lifetime
-
1946
- 1946-10-25 FR FR939397D patent/FR939397A/fr not_active Expired
-
1947
- 1947-06-20 CH CH272089D patent/CH272089A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH272089A (fr) | 1950-11-30 |
| US2434965A (en) | 1948-01-27 |
| FR939397A (fr) | 1948-11-12 |
| GB582979A (en) | 1946-12-04 |