CA476594A - Signaling systems - Google Patents

Signaling systems

Info

Publication number
CA476594A
CA476594A CA476594A CA476594DA CA476594A CA 476594 A CA476594 A CA 476594A CA 476594 A CA476594 A CA 476594A CA 476594D A CA476594D A CA 476594DA CA 476594 A CA476594 A CA 476594A
Authority
CA
Canada
Prior art keywords
signaling systems
signaling
systems
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
CA476594A
Other languages
French (fr)
Inventor
H. Duhnkrack 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 Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA476594A publication Critical patent/CA476594A/en
Expired legal-status Critical Current

Links

CA476594A Signaling systems Expired CA476594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA476594T

Publications (1)

Publication Number Publication Date
CA476594A true CA476594A (en) 1951-08-28

Family

ID=35616224

Family Applications (1)

Application Number Title Priority Date Filing Date
CA476594A Expired CA476594A (en) Signaling systems

Country Status (1)

Country Link
CA (1) CA476594A (en)

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