CA434786A - Systeme de transmission telephonique - Google Patents

Systeme de transmission telephonique

Info

Publication number
CA434786A
CA434786A CA434786A CA434786DA CA434786A CA 434786 A CA434786 A CA 434786A CA 434786 A CA434786 A CA 434786A CA 434786D A CA434786D A CA 434786DA CA 434786 A CA434786 A CA 434786A
Authority
CA
Canada
Prior art keywords
transmission system
telephone transmission
telephone
transmission
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
CA434786A
Other languages
English (en)
Inventor
Charles Willard Carter, Jr.
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
Bell Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA434786A publication Critical patent/CA434786A/fr
Expired legal-status Critical Current

Links

CA434786A Systeme de transmission telephonique Expired CA434786A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA434786T

Publications (1)

Publication Number Publication Date
CA434786A true CA434786A (fr) 1946-05-14

Family

ID=35549416

Family Applications (1)

Application Number Title Priority Date Filing Date
CA434786A Expired CA434786A (fr) Systeme de transmission telephonique

Country Status (1)

Country Link
CA (1) CA434786A (fr)

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