FR2139246A5 - - Google Patents
Info
- Publication number
- FR2139246A5 FR2139246A5 FR7213760A FR7213760A FR2139246A5 FR 2139246 A5 FR2139246 A5 FR 2139246A5 FR 7213760 A FR7213760 A FR 7213760A FR 7213760 A FR7213760 A FR 7213760A FR 2139246 A5 FR2139246 A5 FR 2139246A5
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
-
- 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
- G08B17/113—Constructional details
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3773971U JPS5537999Y2 (de) | 1971-05-13 | 1971-05-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2139246A5 true FR2139246A5 (de) | 1973-01-05 |
Family
ID=12505844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7213760A Expired FR2139246A5 (de) | 1971-05-13 | 1972-04-19 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5537999Y2 (de) |
| AU (1) | AU431572B2 (de) |
| CA (1) | CA948333A (de) |
| CH (1) | CH537067A (de) |
| DE (1) | DE2223360C3 (de) |
| FR (1) | FR2139246A5 (de) |
| GB (1) | GB1322299A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49117169A (de) * | 1973-02-03 | 1974-11-08 | ||
| JPS5531416Y2 (de) * | 1975-01-28 | 1980-07-26 | ||
| JPS5260766A (en) * | 1975-11-11 | 1977-05-19 | Sankyo Seisakushiyo Kk | Piezooelectric element lighter |
-
1971
- 1971-05-13 JP JP3773971U patent/JPS5537999Y2/ja not_active Expired
-
1972
- 1972-04-12 AU AU41052/72A patent/AU431572B2/en not_active Expired
- 1972-04-19 FR FR7213760A patent/FR2139246A5/fr not_active Expired
- 1972-04-25 CA CA140,570A patent/CA948333A/en not_active Expired
- 1972-04-25 GB GB1914272A patent/GB1322299A/en not_active Expired
- 1972-05-10 CH CH694872A patent/CH537067A/de not_active IP Right Cessation
- 1972-05-12 DE DE19722223360 patent/DE2223360C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2223360A1 (de) | 1972-11-23 |
| AU4105272A (en) | 1973-01-25 |
| JPS5537999Y2 (de) | 1980-09-05 |
| JPS4736292U (de) | 1972-12-22 |
| CA948333A (en) | 1974-05-28 |
| DE2223360C3 (de) | 1974-02-07 |
| AU431572B2 (en) | 1973-01-25 |
| GB1322299A (en) | 1973-07-04 |
| CH537067A (de) | 1973-06-29 |
| DE2223360B2 (de) | 1973-07-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |