SE348576B - - Google Patents
Info
- Publication number
- SE348576B SE348576B SE06098/70A SE609870A SE348576B SE 348576 B SE348576 B SE 348576B SE 06098/70 A SE06098/70 A SE 06098/70A SE 609870 A SE609870 A SE 609870A SE 348576 B SE348576 B SE 348576B
- Authority
- SE
- Sweden
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4688769 | 1969-06-16 | ||
| JP4688669 | 1969-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE348576B true SE348576B (xx) | 1972-09-04 |
Family
ID=26387034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE06098/70A SE348576B (xx) | 1969-06-16 | 1970-05-04 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3718919A (xx) |
| AT (1) | AT301398B (xx) |
| DE (1) | DE2029752B2 (xx) |
| ES (1) | ES378081A1 (xx) |
| FR (1) | FR2054574B1 (xx) |
| GB (1) | GB1254839A (xx) |
| IL (1) | IL34107A (xx) |
| NL (1) | NL150595B (xx) |
| SE (1) | SE348576B (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2130445C3 (de) * | 1971-06-19 | 1981-06-04 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Schaltungsanordnung für zur Meldung und Signalisierung dienende Linienstromkreise |
| US4020415A (en) * | 1974-12-30 | 1977-04-26 | Unitec, Inc. | Combustion product indicator |
| CH586941A5 (xx) * | 1975-07-25 | 1977-04-15 | Cerberus Ag | |
| USRE30117E (en) * | 1975-07-25 | 1979-10-16 | Cerberus Ag | Ionization-type fire or smoke sensing system |
| US4083037A (en) * | 1975-12-08 | 1978-04-04 | Patent Development & Management Company | Detection circuit |
-
1970
- 1970-03-17 US US00020353A patent/US3718919A/en not_active Expired - Lifetime
- 1970-03-18 IL IL34107A patent/IL34107A/xx unknown
- 1970-03-31 ES ES378081A patent/ES378081A1/es not_active Expired
- 1970-04-02 NL NL707004720A patent/NL150595B/xx unknown
- 1970-05-04 SE SE06098/70A patent/SE348576B/xx unknown
- 1970-06-09 GB GB27795/70A patent/GB1254839A/en not_active Expired
- 1970-06-15 AT AT537870A patent/AT301398B/de not_active IP Right Cessation
- 1970-06-16 DE DE19702029752 patent/DE2029752B2/de active Granted
- 1970-06-16 FR FR707022060A patent/FR2054574B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1254839A (en) | 1971-11-24 |
| ES378081A1 (es) | 1972-12-01 |
| FR2054574A1 (xx) | 1971-04-23 |
| DE2029752B2 (de) | 1971-12-02 |
| FR2054574B1 (xx) | 1973-03-16 |
| DE2029752A1 (de) | 1971-01-07 |
| NL7004720A (xx) | 1970-12-18 |
| AT301398B (de) | 1972-09-11 |
| US3718919A (en) | 1973-02-27 |
| IL34107A (en) | 1972-09-28 |
| NL150595B (nl) | 1976-08-16 |
| IL34107A0 (en) | 1970-05-21 |