BE379643A - - Google Patents
Info
- Publication number
- BE379643A BE379643A BE379643DA BE379643A BE 379643 A BE379643 A BE 379643A BE 379643D A BE379643D A BE 379643DA BE 379643 A BE379643 A BE 379643A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE2028653X | 1930-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE379643A true BE379643A (US07582779-20090901-C00044.png) |
Family
ID=20424373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE379643D BE379643A (US07582779-20090901-C00044.png) | 1930-05-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2028653A (US07582779-20090901-C00044.png) |
| BE (1) | BE379643A (US07582779-20090901-C00044.png) |
| DE (1) | DE592529C (US07582779-20090901-C00044.png) |
| FR (1) | FR716742A (US07582779-20090901-C00044.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2724105A (en) * | 1952-05-28 | 1955-11-15 | Ekman Olof Ingemar Harald | Electric control or alarm systems |
| US2946989A (en) * | 1954-10-18 | 1960-07-26 | Honeywell Regulator Co | Temperature indicator and fire alarm system |
| US3044050A (en) * | 1959-08-17 | 1962-07-10 | Mc Graw Edison Co | Fire detection system |
| FR2448716A1 (fr) * | 1979-02-08 | 1980-09-05 | Spie Batignolles | Systeme pour detecter la rupture effective des ouvrages d'art |
| US5172099A (en) * | 1990-05-15 | 1992-12-15 | Walter Kidde Aerospace Inc. | Self monitoring fire detection system |
-
0
- BE BE379643D patent/BE379643A/xx unknown
-
1931
- 1931-05-07 DE DET38819D patent/DE592529C/de not_active Expired
- 1931-05-07 FR FR716742D patent/FR716742A/fr not_active Expired
- 1931-05-19 US US538568A patent/US2028653A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR716742A (fr) | 1931-12-26 |
| US2028653A (en) | 1936-01-21 |
| DE592529C (de) | 1934-02-16 |
