CA21424A - Electric fire alarm - Google Patents

Electric fire alarm

Info

Publication number
CA21424A
CA21424A CA000021424A CA21424DA CA21424A CA 21424 A CA21424 A CA 21424A CA 000021424 A CA000021424 A CA 000021424A CA 21424D A CA21424D A CA 21424DA CA 21424 A CA21424 A CA 21424A
Authority
CA
Canada
Prior art keywords
fire alarm
electric fire
electric
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
Application number
CA000021424A
Other languages
French (fr)
Inventor
William R. Mapes
Sidney A. Chase
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 CA21424A publication Critical patent/CA21424A/en
Expired legal-status Critical Current

Links

CA000021424A Electric fire alarm Expired CA21424A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA21424T

Publications (1)

Publication Number Publication Date
CA21424A true CA21424A (en) 1885-04-14

Family

ID=45137967

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000021424A Expired CA21424A (en) Electric fire alarm

Country Status (1)

Country Link
CA (1) CA21424A (en)

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