CA401390A - Dispositif avertisseur - Google Patents

Dispositif avertisseur

Info

Publication number
CA401390A
CA401390A CA401390A CA401390DA CA401390A CA 401390 A CA401390 A CA 401390A CA 401390 A CA401390 A CA 401390A CA 401390D A CA401390D A CA 401390DA CA 401390 A CA401390 A CA 401390A
Authority
CA
Canada
Prior art keywords
sending device
alarm sending
alarm
sending
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
CA401390A
Other languages
English (en)
Inventor
Arthur Terjesen Tellef
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.)
SIGNAL ENGINEERING AND MANUFACTURING Co
Original Assignee
SIGNAL ENGINEERING AND MANUFACTURING Co
Publication date
Application granted granted Critical
Publication of CA401390A publication Critical patent/CA401390A/fr
Expired legal-status Critical Current

Links

CA401390A Dispositif avertisseur Expired CA401390A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA401390T

Publications (1)

Publication Number Publication Date
CA401390A true CA401390A (fr) 1941-12-09

Family

ID=35411836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA401390A Expired CA401390A (fr) Dispositif avertisseur

Country Status (1)

Country Link
CA (1) CA401390A (fr)

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