CA544835A - Systeme de signalisation selective - Google Patents

Systeme de signalisation selective

Info

Publication number
CA544835A
CA544835A CA544835A CA544835DA CA544835A CA 544835 A CA544835 A CA 544835A CA 544835 A CA544835 A CA 544835A CA 544835D A CA544835D A CA 544835DA CA 544835 A CA544835 A CA 544835A
Authority
CA
Canada
Prior art keywords
signalling system
selective signalling
selective
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
CA544835A
Other languages
English (en)
Inventor
P. Dimmer Robert
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.)
General Telephone Laboratories Inc
Original Assignee
General Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA544835A publication Critical patent/CA544835A/fr
Expired legal-status Critical Current

Links

CA544835A Systeme de signalisation selective Expired CA544835A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA544835T

Publications (1)

Publication Number Publication Date
CA544835A true CA544835A (fr) 1957-08-13

Family

ID=35702007

Family Applications (1)

Application Number Title Priority Date Filing Date
CA544835A Expired CA544835A (fr) Systeme de signalisation selective

Country Status (1)

Country Link
CA (1) CA544835A (fr)

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