CA422040A - Transmetteur des appels telephoniques - Google Patents

Transmetteur des appels telephoniques

Info

Publication number
CA422040A
CA422040A CA422040A CA422040DA CA422040A CA 422040 A CA422040 A CA 422040A CA 422040 A CA422040 A CA 422040A CA 422040D A CA422040D A CA 422040DA CA 422040 A CA422040 A CA 422040A
Authority
CA
Canada
Prior art keywords
telephone call
call transmitter
transmitter
telephone
call
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
CA422040A
Other languages
English (en)
Inventor
Ruby Moore Charles
Lee Walter Orville
Wheeler Goff Harold
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
Bell Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA422040A publication Critical patent/CA422040A/fr
Expired legal-status Critical Current

Links

CA422040A Transmetteur des appels telephoniques Expired CA422040A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA422040T

Publications (1)

Publication Number Publication Date
CA422040A true CA422040A (fr) 1944-08-08

Family

ID=35533028

Family Applications (1)

Application Number Title Priority Date Filing Date
CA422040A Expired CA422040A (fr) Transmetteur des appels telephoniques

Country Status (1)

Country Link
CA (1) CA422040A (fr)

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