CA197774A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA197774A
CA197774A CA197774A CA197774DA CA197774A CA 197774 A CA197774 A CA 197774A CA 197774 A CA197774 A CA 197774A CA 197774D A CA197774D A CA 197774DA CA 197774 A CA197774 A CA 197774A
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
CA197774A
Other languages
English (en)
Inventor
Walter Owen William
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.)
Automatic Electric Co
Original Assignee
Automatic Electric Co
Publication date
Application granted granted Critical
Publication of CA197774A publication Critical patent/CA197774A/fr
Expired legal-status Critical Current

Links

CA197774A Systeme telephonique Expired CA197774A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA197774T

Publications (1)

Publication Number Publication Date
CA197774A true CA197774A (fr) 1920-03-02

Family

ID=35072212

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197774A Expired CA197774A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA197774A (fr)

Similar Documents

Publication Publication Date Title
CA196687A (fr) Systeme telephonique
CA196964A (fr) Systeme telephonique
CA196182A (fr) Systeme telephonique
CA196385A (fr) Systeme telephonique
CA196444A (fr) Systeme telephonique
CA196447A (fr) Systeme telephonique
CA196695A (fr) Systeme telephonique
CA196801A (fr) Systeme telephonique
CA196960A (fr) Systeme telephonique
CA196963A (fr) Systeme telephonique
CA197774A (fr) Systeme telephonique
CA200845A (fr) Systeme telephonique
CA201288A (fr) Systeme telephonique
CA202321A (fr) Systeme telephonique
CA206349A (fr) Systeme telephonique
CA202109A (fr) Appareil telephonique a monnaie
CA204499A (fr) Telephone
CA199646A (fr) Appareil telephonique
CA200076A (fr) Necessaire a telephone
CA195947A (fr) Systeme telephonique de trains
CA196183A (fr) Systeme d'echange telephonique
CA196184A (fr) Systeme d'echange telephonique
CA196185A (fr) Systeme d'echange telephonique
CA196187A (fr) Systeme d'echange telephonique
CA196962A (fr) Systeme d'echange telephonique