CA272157A - Dispositif telephonique - Google Patents

Dispositif telephonique

Info

Publication number
CA272157A
CA272157A CA272157A CA272157DA CA272157A CA 272157 A CA272157 A CA 272157A CA 272157 A CA272157 A CA 272157A CA 272157D A CA272157D A CA 272157DA CA 272157 A CA272157 A CA 272157A
Authority
CA
Canada
Prior art keywords
telephone device
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
CA272157A
Other languages
English (en)
Inventor
Conrad Frank
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.)
Westinghouse Canada Inc
Original Assignee
Canadian Westinghouse Co Ltd
Publication date
Application granted granted Critical
Publication of CA272157A publication Critical patent/CA272157A/fr
Expired legal-status Critical Current

Links

CA272157A Dispositif telephonique Expired CA272157A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA272157T

Publications (1)

Publication Number Publication Date
CA272157A true CA272157A (fr) 1927-07-05

Family

ID=35202188

Family Applications (1)

Application Number Title Priority Date Filing Date
CA272157A Expired CA272157A (fr) Dispositif telephonique

Country Status (1)

Country Link
CA (1) CA272157A (fr)

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