CA238563A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA238563A
CA238563A CA238563A CA238563DA CA238563A CA 238563 A CA238563 A CA 238563A CA 238563 A CA238563 A CA 238563A CA 238563D A CA238563D A CA 238563DA CA 238563 A CA238563 A CA 238563A
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
CA238563A
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 CA238563A publication Critical patent/CA238563A/fr
Expired legal-status Critical Current

Links

CA238563A Systeme telephonique Expired CA238563A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA238563T

Publications (1)

Publication Number Publication Date
CA238563A true CA238563A (fr) 1924-03-11

Family

ID=35142594

Family Applications (1)

Application Number Title Priority Date Filing Date
CA238563A Expired CA238563A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA238563A (fr)

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