CA237104A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA237104A
CA237104A CA237104A CA237104DA CA237104A CA 237104 A CA237104 A CA 237104A CA 237104 A CA237104 A CA 237104A CA 237104D A CA237104D A CA 237104DA CA 237104 A CA237104 A CA 237104A
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
CA237104A
Other languages
English (en)
Inventor
W. Owen William
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 CA237104A publication Critical patent/CA237104A/fr
Expired legal-status Critical Current

Links

CA237104A Systeme telephonique Expired CA237104A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA237104T

Publications (1)

Publication Number Publication Date
CA237104A true CA237104A (fr) 1924-01-15

Family

ID=35141133

Family Applications (1)

Application Number Title Priority Date Filing Date
CA237104A Expired CA237104A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA237104A (fr)

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