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CA177779A - Commutateur d'avertisseurs a incendies - Google Patents

Commutateur d'avertisseurs a incendies

Info

Publication number
CA177779A
CA177779A CA000177779A CA177779DA CA177779A CA 177779 A CA177779 A CA 177779A CA 000177779 A CA000177779 A CA 000177779A CA 177779D A CA177779D A CA 177779DA CA 177779 A CA177779 A CA 177779A
Authority
CA
Canada
Prior art keywords
switch
fire alarms
alarms
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
Application number
CA000177779A
Other languages
English (en)
Inventor
Walter W. Garrison
George B. Ratterman
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA177779A publication Critical patent/CA177779A/fr
Expired legal-status Critical Current

Links

CA000177779A 1917-01-24 1917-01-24 Commutateur d'avertisseurs a incendies Expired CA177779A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA177779T 1917-01-24

Publications (1)

Publication Number Publication Date
CA177779A true CA177779A (fr) 1917-06-26

Family

ID=45297432

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000177779A Expired CA177779A (fr) 1917-01-24 1917-01-24 Commutateur d'avertisseurs a incendies

Country Status (1)

Country Link
CA (1) CA177779A (fr)

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