CA426423A - Transmetteur des appels telephoniques - Google Patents

Transmetteur des appels telephoniques

Info

Publication number
CA426423A
CA426423A CA426423A CA426423DA CA426423A CA 426423 A CA426423 A CA 426423A CA 426423 A CA426423 A CA 426423A CA 426423D A CA426423D A CA 426423DA CA 426423 A CA426423 A CA 426423A
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
CA426423A
Other languages
English (en)
Inventor
Conrow Field Joseph
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 CA426423A publication Critical patent/CA426423A/fr
Expired legal-status Critical Current

Links

CA426423A Transmetteur des appels telephoniques Expired CA426423A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA426423T

Publications (1)

Publication Number Publication Date
CA426423A true CA426423A (fr) 1945-03-27

Family

ID=35537446

Family Applications (1)

Application Number Title Priority Date Filing Date
CA426423A Expired CA426423A (fr) Transmetteur des appels telephoniques

Country Status (1)

Country Link
CA (1) CA426423A (fr)

Similar Documents

Publication Publication Date Title
CA426423A (fr) Transmetteur des appels telephoniques
CA426774A (fr) Transmetteur d'appels telephoniques
CA429048A (fr) Transmetteur d'appels telephoniques
CA427449A (fr) Systeme d'appels telephoniques
CA428749A (fr) Suspension du monotelephone
CA427452A (fr) Transmetteur a clavier d'appels telephoniques
CA422040A (fr) Transmetteur des appels telephoniques
CA429735A (fr) Tableau pour communications telephoniques
CA425758A (fr) Systeme telephonique
CA426425A (fr) Systeme telephonique
CA426427A (fr) Systeme telephonique
CA426733A (fr) Systeme telephonique
CA426735A (fr) Systeme telephonique
CA426766A (fr) Systeme telephonique
CA426768A (fr) Systeme telephonique
CA426769A (fr) Systeme telephonique
CA426770A (fr) Systeme telephonique
CA426771A (fr) Systeme telephonique
CA426772A (fr) Systeme telephonique
CA426776A (fr) Systeme telephonique
CA426777A (fr) Systeme telephonique
CA426778A (fr) Systeme telephonique
CA426780A (fr) Systeme telephonique
CA426781A (fr) Systeme telephonique
CA427094A (fr) Systeme telephonique