FR931762A - Fire indicating device - Google Patents

Fire indicating device

Info

Publication number
FR931762A
FR931762A FR931762DA FR931762A FR 931762 A FR931762 A FR 931762A FR 931762D A FR931762D A FR 931762DA FR 931762 A FR931762 A FR 931762A
Authority
FR
France
Prior art keywords
indicating device
fire indicating
fire
indicating
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)
Inventor
Gabriel Derycke
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 filed Critical
Application granted granted Critical
Publication of FR931762A publication Critical patent/FR931762A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/28—Switches having at least one liquid contact with level of surface of contact liquid displaced by fluid pressure
FR931762D 1946-08-02 1946-08-02 Fire indicating device Expired FR931762A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR931762T 1946-08-02

Publications (1)

Publication Number Publication Date
FR931762A true FR931762A (en) 1948-03-03

Family

ID=9454820

Family Applications (1)

Application Number Title Priority Date Filing Date
FR931762D Expired FR931762A (en) 1946-08-02 1946-08-02 Fire indicating device

Country Status (1)

Country Link
FR (1) FR931762A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010001A (en) * 1958-11-21 1961-11-21 American District Telegraph Co Pneumatic fire detection system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010001A (en) * 1958-11-21 1961-11-21 American District Telegraph Co Pneumatic fire detection system

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