CA400158A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA400158A
CA400158A CA400158A CA400158DA CA400158A CA 400158 A CA400158 A CA 400158A CA 400158 A CA400158 A CA 400158A CA 400158D A CA400158D A CA 400158DA CA 400158 A CA400158 A CA 400158A
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
CA400158A
Other languages
English (en)
Inventor
Larimer Ray
John Bowne Langford
Richard Lamberty Frederick
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.)
WETERN ELECTRIC Co
Original Assignee
WETERN ELECTRIC Co
Publication date
Application granted granted Critical
Publication of CA400158A publication Critical patent/CA400158A/fr
Expired legal-status Critical Current

Links

CA400158A Systeme telephonique Expired CA400158A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA400158T

Publications (1)

Publication Number Publication Date
CA400158A true CA400158A (fr) 1941-10-21

Family

ID=35410604

Family Applications (1)

Application Number Title Priority Date Filing Date
CA400158A Expired CA400158A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA400158A (fr)

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