CA405043A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA405043A
CA405043A CA405043A CA405043DA CA405043A CA 405043 A CA405043 A CA 405043A CA 405043 A CA405043 A CA 405043A CA 405043D A CA405043D A CA 405043DA CA 405043 A CA405043 A CA 405043A
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
CA405043A
Other languages
English (en)
Inventor
E. Lomax Clarence
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.)
Associated Telephone and Telegraph Co
Original Assignee
Associated Telephone and Telegraph Co
Publication date
Application granted granted Critical
Publication of CA405043A publication Critical patent/CA405043A/fr
Expired legal-status Critical Current

Links

CA405043A Systeme telephonique Expired CA405043A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA405043T

Publications (1)

Publication Number Publication Date
CA405043A true CA405043A (fr) 1942-05-26

Family

ID=35416342

Family Applications (1)

Application Number Title Priority Date Filing Date
CA405043A Expired CA405043A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA405043A (fr)

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