CA912367A - Spring operated fire alarm - Google Patents

Spring operated fire alarm

Info

Publication number
CA912367A
CA912367A CA912367A CA912367DA CA912367A CA 912367 A CA912367 A CA 912367A CA 912367 A CA912367 A CA 912367A CA 912367D A CA912367D A CA 912367DA CA 912367 A CA912367 A CA 912367A
Authority
CA
Canada
Prior art keywords
fire alarm
spring operated
operated fire
spring
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
CA912367A
Inventor
Robert W. Bell, Jr.
E. Cushman Hal
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 CA912367A publication Critical patent/CA912367A/en
Expired legal-status Critical Current

Links

CA912367A Spring operated fire alarm Expired CA912367A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA912367T

Publications (1)

Publication Number Publication Date
CA912367A true CA912367A (en) 1972-10-17

Family

ID=36419942

Family Applications (1)

Application Number Title Priority Date Filing Date
CA912367A Expired CA912367A (en) Spring operated fire alarm

Country Status (1)

Country Link
CA (1) CA912367A (en)

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