BE332737A - - Google Patents
Info
- Publication number
- BE332737A BE332737A BE332737DA BE332737A BE 332737 A BE332737 A BE 332737A BE 332737D A BE332737D A BE 332737DA BE 332737 A BE332737 A BE 332737A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/30—Electromagnetic relays specially adapted for actuation by AC
- H01H51/32—Frequency relays; Mechanically-tuned relays
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electromagnets (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16747A US1766611A (en) | 1925-03-19 | 1925-03-19 | Relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE332737A true BE332737A (cs) |
Family
ID=21778740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE332737D BE332737A (cs) | 1925-03-19 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1766611A (cs) |
| BE (1) | BE332737A (cs) |
| FR (1) | FR612830A (cs) |
| GB (1) | GB249511A (cs) |
| NL (1) | NL19814C (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2447890A (en) * | 1942-12-03 | 1948-08-24 | Bendix Aviat Corp | Electromagnetic mechanism |
| BE540332A (cs) * | 1954-10-25 | |||
| US2916581A (en) * | 1957-03-06 | 1959-12-08 | Mallory & Co Inc P R | Low loss vibrator |
| US3036176A (en) * | 1959-08-11 | 1962-05-22 | Connecticut Valley Entpr Inc | Electrical relay |
-
0
- NL NL19814D patent/NL19814C/xx active
- BE BE332737D patent/BE332737A/xx unknown
-
1925
- 1925-03-19 US US16747A patent/US1766611A/en not_active Expired - Lifetime
-
1926
- 1926-03-13 GB GB7072/26A patent/GB249511A/en not_active Expired
- 1926-03-16 FR FR612830D patent/FR612830A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR612830A (fr) | 1926-11-02 |
| US1766611A (en) | 1930-06-24 |
| GB249511A (en) | 1926-08-26 |
| NL19814C (cs) |