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CA506675A - Systeme de signalisation - Google Patents

Systeme de signalisation

Info

Publication number
CA506675A
CA506675A CA506675A CA506675DA CA506675A CA 506675 A CA506675 A CA 506675A CA 506675 A CA506675 A CA 506675A CA 506675D A CA506675D A CA 506675DA CA 506675 A CA506675 A CA 506675A
Authority
CA
Canada
Prior art keywords
signaling system
signaling
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
CA506675A
Other languages
English (en)
Inventor
G. Keyes George
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 Teletype Corp
Original Assignee
Teletype Corp
Publication date
Application granted granted Critical
Publication of CA506675A publication Critical patent/CA506675A/fr
Expired legal-status Critical Current

Links

CA506675A Systeme de signalisation Expired CA506675A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA506675T

Publications (1)

Publication Number Publication Date
CA506675A true CA506675A (fr) 1954-10-19

Family

ID=35652606

Family Applications (1)

Application Number Title Priority Date Filing Date
CA506675A Expired CA506675A (fr) Systeme de signalisation

Country Status (1)

Country Link
CA (1) CA506675A (fr)

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