FR802485A - Improvements to <thermovelocimetric> devices usable as fire alarms - Google Patents

Improvements to <thermovelocimetric> devices usable as fire alarms

Info

Publication number
FR802485A
FR802485A FR802485DA FR802485A FR 802485 A FR802485 A FR 802485A FR 802485D A FR802485D A FR 802485DA FR 802485 A FR802485 A FR 802485A
Authority
FR
France
Prior art keywords
thermovelocimetric
fire alarms
devices usable
usable
devices
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
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie des Telephones Thomson Houston
Original Assignee
Compagnie des Telephones Thomson Houston
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Compagnie des Telephones Thomson Houston filed Critical Compagnie des Telephones Thomson Houston
Application granted granted Critical
Publication of FR802485A publication Critical patent/FR802485A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/04—Hydraulic or pneumatic actuation of the alarm, e.g. by change of fluid pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
FR802485D 1936-02-29 1936-02-29 Improvements to <thermovelocimetric> devices usable as fire alarms Expired FR802485A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR802485T 1936-02-29

Publications (1)

Publication Number Publication Date
FR802485A true FR802485A (en) 1936-09-05

Family

ID=9248266

Family Applications (1)

Application Number Title Priority Date Filing Date
FR802485D Expired FR802485A (en) 1936-02-29 1936-02-29 Improvements to <thermovelocimetric> devices usable as fire alarms

Country Status (1)

Country Link
FR (1) FR802485A (en)

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