CA295580A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA295580A
CA295580A CA295580A CA295580DA CA295580A CA 295580 A CA295580 A CA 295580A CA 295580 A CA295580 A CA 295580A CA 295580D A CA295580D A CA 295580DA CA 295580 A CA295580 A CA 295580A
Authority
CA
Canada
Prior art keywords
telephone system
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
CA295580A
Other languages
English (en)
Inventor
F. Stehlik Rudolph
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 CA295580A publication Critical patent/CA295580A/fr
Expired legal-status Critical Current

Links

CA295580A Systeme telephonique Expired CA295580A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA295580T

Publications (1)

Publication Number Publication Date
CA295580A true CA295580A (fr) 1929-12-10

Family

ID=35232898

Family Applications (1)

Application Number Title Priority Date Filing Date
CA295580A Expired CA295580A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA295580A (fr)

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