BE490155A - - Google Patents
Info
- Publication number
- BE490155A BE490155A BE490155DA BE490155A BE 490155 A BE490155 A BE 490155A BE 490155D A BE490155D A BE 490155DA BE 490155 A BE490155 A BE 490155A
- 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-Detection Mechanisms (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB281300X | 1948-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE490155A true BE490155A (no) |
Family
ID=10270726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE490155D BE490155A (no) | 1948-07-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2632885A (no) |
| BE (1) | BE490155A (no) |
| CH (1) | CH281300A (no) |
| FR (1) | FR989541A (no) |
| GB (1) | GB644542A (no) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2861159A (en) * | 1953-08-31 | 1958-11-18 | Du Pont | Resistance probe for level control |
| US2904995A (en) * | 1953-12-10 | 1959-09-22 | Illinois Testing Laboratories | Dew-point detecting device |
| US2824278A (en) * | 1954-10-01 | 1958-02-18 | Honeywell Regulator Co | Liquid level sensing apparatus |
| US2945218A (en) * | 1955-05-19 | 1960-07-12 | Bailey Meter Co | Monitoring system including a magnetic amplifier |
| US2896057A (en) * | 1956-10-29 | 1959-07-21 | Statham Instrument Inc | Temperature control device |
| US3023398A (en) * | 1958-04-09 | 1962-02-27 | Charles L Siegert | Infra-red radiation monitor |
| US3109165A (en) * | 1958-09-05 | 1963-10-29 | Specialties Dev Corp | Intruder detecting system |
| US3643245A (en) * | 1970-03-11 | 1972-02-15 | Kidde & Co Walter | Discrete heat-detecting system using a thermistor detecting element |
| US4325145A (en) * | 1978-04-06 | 1982-04-13 | Corbett Marshall J | Thermal detection system |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR611455A (no) * | 1926-09-29 | |||
| BE333764A (no) * | 1925-04-07 | |||
| FR632050A (fr) * | 1926-07-06 | 1927-12-30 | Système de signalisation à distance | |
| US2236891A (en) * | 1937-07-17 | 1941-04-01 | Gamewell Co | Fire alarm system |
-
0
- BE BE490155D patent/BE490155A/xx unknown
-
1948
- 1948-07-21 GB GB19506/48A patent/GB644542A/en not_active Expired
-
1949
- 1949-06-24 FR FR989541D patent/FR989541A/fr not_active Expired
- 1949-07-07 US US103427A patent/US2632885A/en not_active Expired - Lifetime
- 1949-07-15 CH CH281300D patent/CH281300A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR989541A (fr) | 1951-09-10 |
| US2632885A (en) | 1953-03-24 |
| GB644542A (en) | 1950-10-11 |
| CH281300A (fr) | 1952-02-29 |