CA406758A - Systeme de signaux non-chiffres d'avertisseur - Google Patents

Systeme de signaux non-chiffres d'avertisseur

Info

Publication number
CA406758A
CA406758A CA406758A CA406758DA CA406758A CA 406758 A CA406758 A CA 406758A CA 406758 A CA406758 A CA 406758A CA 406758D A CA406758D A CA 406758DA CA 406758 A CA406758 A CA 406758A
Authority
CA
Canada
Prior art keywords
alarm signal
signal system
code alarm
code
signal
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
CA406758A
Other languages
English (en)
Inventor
Herbert Wheelock 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.)
SIGNAL ENGINEERING AND MANUFACTURING Co
Original Assignee
SIGNAL ENGINEERING AND MANUFACTURING Co
Publication date
Application granted granted Critical
Publication of CA406758A publication Critical patent/CA406758A/fr
Expired legal-status Critical Current

Links

CA406758A Systeme de signaux non-chiffres d'avertisseur Expired CA406758A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA406758T

Publications (1)

Publication Number Publication Date
CA406758A true CA406758A (fr) 1942-08-11

Family

ID=35418058

Family Applications (1)

Application Number Title Priority Date Filing Date
CA406758A Expired CA406758A (fr) Systeme de signaux non-chiffres d'avertisseur

Country Status (1)

Country Link
CA (1) CA406758A (fr)

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