CA295635A - Systeme telephonique a lignes groupees - Google Patents

Systeme telephonique a lignes groupees

Info

Publication number
CA295635A
CA295635A CA295635A CA295635DA CA295635A CA 295635 A CA295635 A CA 295635A CA 295635 A CA295635 A CA 295635A CA 295635D A CA295635D A CA 295635DA CA 295635 A CA295635 A CA 295635A
Authority
CA
Canada
Prior art keywords
telephone system
line telephone
party line
party
telephone
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
CA295635A
Other languages
English (en)
Inventor
I. Bellamy John
G. Richardson Rodney
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.)
Nortel Networks Ltd
Original Assignee
Northern Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA295635A publication Critical patent/CA295635A/fr
Expired legal-status Critical Current

Links

CA295635A Systeme telephonique a lignes groupees Expired CA295635A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA295635T

Publications (1)

Publication Number Publication Date
CA295635A true CA295635A (fr) 1929-12-10

Family

ID=35232953

Family Applications (1)

Application Number Title Priority Date Filing Date
CA295635A Expired CA295635A (fr) Systeme telephonique a lignes groupees

Country Status (1)

Country Link
CA (1) CA295635A (fr)

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