CA503317A - Systemes d'avertisseurs d'incendie - Google Patents

Systemes d'avertisseurs d'incendie

Info

Publication number
CA503317A
CA503317A CA503317A CA503317DA CA503317A CA 503317 A CA503317 A CA 503317A CA 503317 A CA503317 A CA 503317A CA 503317D A CA503317D A CA 503317DA CA 503317 A CA503317 A CA 503317A
Authority
CA
Canada
Prior art keywords
fire alarm
alarm systems
systems
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
CA503317A
Other languages
English (en)
Inventor
D. Spurling Sherman
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.)
ROBERT C COLLINS
Original Assignee
ROBERT C COLLINS
Publication date
Application granted granted Critical
Publication of CA503317A publication Critical patent/CA503317A/fr
Expired legal-status Critical Current

Links

CA503317A Systemes d'avertisseurs d'incendie Expired CA503317A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA503317T

Publications (1)

Publication Number Publication Date
CA503317A true CA503317A (fr) 1954-05-25

Family

ID=35649226

Family Applications (1)

Application Number Title Priority Date Filing Date
CA503317A Expired CA503317A (fr) Systemes d'avertisseurs d'incendie

Country Status (1)

Country Link
CA (1) CA503317A (fr)

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