CA284536A - Reseau telephonique - Google Patents

Reseau telephonique

Info

Publication number
CA284536A
CA284536A CA284536A CA284536DA CA284536A CA 284536 A CA284536 A CA 284536A CA 284536 A CA284536 A CA 284536A CA 284536D A CA284536D A CA 284536DA CA 284536 A CA284536 A CA 284536A
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
CA284536A
Other languages
English (en)
Inventor
Mercer Richard
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 CA284536A publication Critical patent/CA284536A/fr
Expired legal-status Critical Current

Links

CA284536A Reseau telephonique Expired CA284536A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA284536T

Publications (1)

Publication Number Publication Date
CA284536A true CA284536A (fr) 1928-11-06

Family

ID=35217627

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284536A Expired CA284536A (fr) Reseau telephonique

Country Status (1)

Country Link
CA (1) CA284536A (fr)

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