BE448077A - - Google Patents
Info
- Publication number
- BE448077A BE448077A BE448077DA BE448077A BE 448077 A BE448077 A BE 448077A BE 448077D A BE448077D A BE 448077DA BE 448077 A BE448077 A BE 448077A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/22—Polarised relays
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2423126X | 1941-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE448077A true BE448077A (US08197722-20120612-C00042.png) |
Family
ID=9685319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE448077D BE448077A (US08197722-20120612-C00042.png) | 1941-04-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2423126A (US08197722-20120612-C00042.png) |
| BE (1) | BE448077A (US08197722-20120612-C00042.png) |
| FR (1) | FR959682A (US08197722-20120612-C00042.png) |
| NL (1) | NL61337C (US08197722-20120612-C00042.png) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US819322A (en) * | 1901-11-16 | 1906-05-01 | Union Switch & Signal Co | Electric signaling. |
| US1234970A (en) * | 1914-10-06 | 1917-07-31 | Westinghouse Electric & Mfg Co | Indicating cycle-meter. |
| US1421269A (en) * | 1920-12-16 | 1922-06-27 | Union Switch & Signal Co | Electromagnet |
| US1743478A (en) * | 1927-10-21 | 1930-01-14 | Bell Telephone Labor Inc | Magnetic device |
| US1832583A (en) * | 1929-07-26 | 1931-11-17 | Railway Signal Company Ltd | Rotary electro-magnetic mechanism |
| US1770673A (en) * | 1929-09-11 | 1930-07-15 | Union Switch & Signal Co | Electrical relay |
| US2203888A (en) * | 1938-03-05 | 1940-06-11 | Union Switch & Signal Co | Electrical relay |
-
0
- NL NL61337D patent/NL61337C/xx active
- FR FR959682D patent/FR959682A/fr not_active Expired
- BE BE448077D patent/BE448077A/xx unknown
-
1943
- 1943-03-24 US US480414A patent/US2423126A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL61337C (US08197722-20120612-C00042.png) | |
| US2423126A (en) | 1947-07-01 |
| FR959682A (US08197722-20120612-C00042.png) | 1950-03-31 |
