CA20623A - Tocsin automatique - Google Patents

Tocsin automatique

Info

Publication number
CA20623A
CA20623A CA000020623A CA20623DA CA20623A CA 20623 A CA20623 A CA 20623A CA 000020623 A CA000020623 A CA 000020623A CA 20623D A CA20623D A CA 20623DA CA 20623 A CA20623 A CA 20623A
Authority
CA
Canada
Prior art keywords
alarm
self
acting fire
fire
acting
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
CA000020623A
Other languages
English (en)
Inventor
William E. Cowan
Sanford A. Cornell
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
Publication date
Application granted granted Critical
Publication of CA20623A publication Critical patent/CA20623A/fr
Expired legal-status Critical Current

Links

CA000020623A Tocsin automatique Expired CA20623A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA20623T

Publications (1)

Publication Number Publication Date
CA20623A true CA20623A (fr) 1884-11-25

Family

ID=45137166

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000020623A Expired CA20623A (fr) Tocsin automatique

Country Status (1)

Country Link
CA (1) CA20623A (fr)

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