CA432386A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA432386A
CA432386A CA432386A CA432386DA CA432386A CA 432386 A CA432386 A CA 432386A CA 432386 A CA432386 A CA 432386A CA 432386D A CA432386D A CA 432386DA CA 432386 A CA432386 A CA 432386A
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
CA432386A
Other languages
French (fr)
Inventor
Ellis Ostline John
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA432386A publication Critical patent/CA432386A/en
Expired legal-status Critical Current

Links

CA432386A Telephone system Expired CA432386A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA432386T

Publications (1)

Publication Number Publication Date
CA432386A true CA432386A (en) 1946-01-08

Family

ID=35547342

Family Applications (1)

Application Number Title Priority Date Filing Date
CA432386A Expired CA432386A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA432386A (en)

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