FR624831A - Automatic fire alarm - Google Patents
Automatic fire alarmInfo
- Publication number
- FR624831A FR624831A FR624831DA FR624831A FR 624831 A FR624831 A FR 624831A FR 624831D A FR624831D A FR 624831DA FR 624831 A FR624831 A FR 624831A
- Authority
- FR
- France
- Prior art keywords
- fire alarm
- automatic fire
- automatic
- alarm
- fire
- Prior art date
- 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
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K3/00—Thermometers giving results other than momentary value of temperature
- G01K3/08—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values
- G01K3/10—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of time, e.g. reacting only to a quick change of temperature
- G01K3/12—Thermometers giving results other than momentary value of temperature giving differences of values; giving differentiated values in respect of time, e.g. reacting only to a quick change of temperature based upon expansion or contraction of materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR624831T | 1926-11-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR624831A true FR624831A (en) | 1927-07-27 |
Family
ID=8987329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR624831D Expired FR624831A (en) | 1926-11-19 | 1926-11-19 | Automatic fire alarm |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR624831A (en) |
GB (1) | GB287813A (en) |
-
1926
- 1926-11-19 FR FR624831D patent/FR624831A/en not_active Expired
-
1927
- 1927-11-19 GB GB31122/27A patent/GB287813A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB287813A (en) | 1928-03-29 |
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