CA416351A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA416351A
CA416351A CA416351A CA416351DA CA416351A CA 416351 A CA416351 A CA 416351A CA 416351 A CA416351 A CA 416351A CA 416351D A CA416351D A CA 416351DA CA 416351 A CA416351 A CA 416351A
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
CA416351A
Other languages
French (fr)
Inventor
Allmen Lundstrom Alexis
Hecht George
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Bell Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA416351A publication Critical patent/CA416351A/en
Expired legal-status Critical Current

Links

CA416351A Telephone system Expired CA416351A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA416351T

Publications (1)

Publication Number Publication Date
CA416351A true CA416351A (en) 1943-11-09

Family

ID=35525571

Family Applications (1)

Application Number Title Priority Date Filing Date
CA416351A Expired CA416351A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA416351A (en)

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