CA344014A - Systeme de signalisation - Google Patents

Systeme de signalisation

Info

Publication number
CA344014A
CA344014A CA344014A CA344014DA CA344014A CA 344014 A CA344014 A CA 344014A CA 344014 A CA344014 A CA 344014A CA 344014D A CA344014D A CA 344014DA CA 344014 A CA344014 A CA 344014A
Authority
CA
Canada
Prior art keywords
signalling system
signalling
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
CA344014A
Other languages
English (en)
Inventor
B. Long Maurice
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA344014A publication Critical patent/CA344014A/fr
Expired legal-status Critical Current

Links

CA344014A Systeme de signalisation Expired CA344014A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA344014T

Publications (1)

Publication Number Publication Date
CA344014A true CA344014A (fr) 1934-08-14

Family

ID=35315287

Family Applications (1)

Application Number Title Priority Date Filing Date
CA344014A Expired CA344014A (fr) Systeme de signalisation

Country Status (1)

Country Link
CA (1) CA344014A (fr)

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