FR33622E - Automatic fire alarm - Google Patents
Automatic fire alarmInfo
- Publication number
- FR33622E FR33622E FR33622DA FR33622E FR 33622 E FR33622 E FR 33622E FR 33622D A FR33622D A FR 33622DA FR 33622 E FR33622 E FR 33622E
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR624831T | 1926-11-19 | ||
FR33622T | 1927-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR33622E true FR33622E (en) | 1928-11-29 |
Family
ID=8671252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR33622D Expired FR33622E (en) | 1926-11-19 | 1927-05-31 | Automatic fire alarm |
Country Status (2)
Country | Link |
---|---|
DE (2) | DE554290C (en) |
FR (1) | FR33622E (en) |
-
1927
- 1927-05-31 FR FR33622D patent/FR33622E/en not_active Expired
- 1927-11-20 DE DEC40697D patent/DE554290C/en not_active Expired
-
1929
- 1929-07-16 DE DE1929575893D patent/DE575893C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE575893C (en) | 1933-05-04 |
DE554290C (en) | 1932-07-04 |
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