CA230714A - Fire alarm system - Google Patents

Fire alarm system

Info

Publication number
CA230714A
CA230714A CA230714A CA230714DA CA230714A CA 230714 A CA230714 A CA 230714A CA 230714 A CA230714 A CA 230714A CA 230714D A CA230714D A CA 230714DA CA 230714 A CA230714 A CA 230714A
Authority
CA
Canada
Prior art keywords
alarm system
fire alarm
fire
alarm
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
CA230714A
Other languages
French (fr)
Inventor
Melvin Johnson John
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.)
CANADIAN AUTOMATIC FIRE ALARM Co
Original Assignee
CANADIAN AUTOMATIC FIRE ALARM Co
Publication date
Application granted granted Critical
Publication of CA230714A publication Critical patent/CA230714A/en
Expired legal-status Critical Current

Links

CA230714A Fire alarm system Expired CA230714A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA230714T

Publications (1)

Publication Number Publication Date
CA230714A true CA230714A (en) 1923-05-01

Family

ID=35128086

Family Applications (1)

Application Number Title Priority Date Filing Date
CA230714A Expired CA230714A (en) Fire alarm system

Country Status (1)

Country Link
CA (1) CA230714A (en)

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