CA446451A - Signalling system - Google Patents

Signalling system

Info

Publication number
CA446451A
CA446451A CA446451A CA446451DA CA446451A CA 446451 A CA446451 A CA 446451A CA 446451 A CA446451 A CA 446451A CA 446451D A CA446451D A CA 446451DA CA 446451 A CA446451 A CA 446451A
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
CA446451A
Other languages
French (fr)
Inventor
Franklin Massoneau 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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Bell Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA446451A publication Critical patent/CA446451A/en
Expired legal-status Critical Current

Links

CA446451A Signalling system Expired CA446451A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA446451T

Publications (1)

Publication Number Publication Date
CA446451A true CA446451A (en) 1948-01-27

Family

ID=35564126

Family Applications (1)

Application Number Title Priority Date Filing Date
CA446451A Expired CA446451A (en) Signalling system

Country Status (1)

Country Link
CA (1) CA446451A (en)

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