CA423186A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA423186A
CA423186A CA423186A CA423186DA CA423186A CA 423186 A CA423186 A CA 423186A CA 423186 A CA423186 A CA 423186A CA 423186D A CA423186D A CA 423186DA CA 423186 A CA423186 A CA 423186A
Authority
CA
Canada
Prior art keywords
sytsem
telephone
telephone sytsem
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
CA423186A
Other languages
English (en)
Inventor
Melvin Bascom Henry
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 Inc
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA423186A publication Critical patent/CA423186A/fr
Expired legal-status Critical Current

Links

CA423186A Systeme telephonique Expired CA423186A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA423186T

Publications (1)

Publication Number Publication Date
CA423186A true CA423186A (fr) 1944-10-10

Family

ID=35534188

Family Applications (1)

Application Number Title Priority Date Filing Date
CA423186A Expired CA423186A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA423186A (fr)

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