CA355533A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA355533A
CA355533A CA355533A CA355533DA CA355533A CA 355533 A CA355533 A CA 355533A CA 355533 A CA355533 A CA 355533A CA 355533D A CA355533D A CA 355533DA CA 355533 A CA355533 A CA 355533A
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
CA355533A
Other languages
English (en)
Inventor
Dewey Koechling Charles
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
Publication date
Application granted granted Critical
Publication of CA355533A publication Critical patent/CA355533A/fr
Expired legal-status Critical Current

Links

CA355533A Systeme telephonique Expired CA355533A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA355533T

Publications (1)

Publication Number Publication Date
CA355533A true CA355533A (fr) 1936-01-21

Family

ID=35343494

Family Applications (1)

Application Number Title Priority Date Filing Date
CA355533A Expired CA355533A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA355533A (fr)

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