CA211917A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA211917A
CA211917A CA211917A CA211917DA CA211917A CA 211917 A CA211917 A CA 211917A CA 211917 A CA211917 A CA 211917A CA 211917D A CA211917D A CA 211917DA CA 211917 A CA211917 A CA 211917A
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
CA211917A
Other languages
English (en)
Inventor
E. Hinrichsen Edward
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.)
INTERNATIONAL WESTERN ELECTRIC CO
Original Assignee
INTERNATIONAL WESTERN ELECTRIC CO
Publication date
Application granted granted Critical
Publication of CA211917A publication Critical patent/CA211917A/fr
Expired legal-status Critical Current

Links

CA211917A Systeme telephonique Expired CA211917A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA211917T

Publications (1)

Publication Number Publication Date
CA211917A true CA211917A (fr) 1921-05-24

Family

ID=35105696

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211917A Expired CA211917A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA211917A (fr)

Similar Documents

Publication Publication Date Title
CA215088A (fr) Systeme telephonique
CA211917A (fr) Systeme telephonique
CA208607A (fr) Systeme telephonique
CA209118A (fr) Systeme telephonique
CA210753A (fr) Systeme telephonique
CA211257A (fr) Systeme telephonique
CA211442A (fr) Systeme telephonique
CA211443A (fr) Systeme telephonique
CA211936A (fr) Systeme telephonique
CA212206A (fr) Systeme telephonique
CA209110A (fr) Systeme d'echange telephonique
CA209341A (fr) Systeme d'echange telephonique
CA207548A (fr) Systeme telephonique demi-automatique
CA209515A (fr) Systeme de telephonie sans fils
CA196182A (fr) Systeme telephonique
CA196385A (fr) Systeme telephonique
CA196444A (fr) Systeme telephonique
CA196447A (fr) Systeme telephonique
CA196687A (fr) Systeme telephonique
CA196695A (fr) Systeme telephonique
CA196801A (fr) Systeme telephonique
CA196960A (fr) Systeme telephonique
CA196963A (fr) Systeme telephonique
CA196964A (fr) Systeme telephonique
CA197774A (fr) Systeme telephonique