CA246413A - Systeme de central telephonique - Google Patents

Systeme de central telephonique

Info

Publication number
CA246413A
CA246413A CA246413A CA246413DA CA246413A CA 246413 A CA246413 A CA 246413A CA 246413 A CA246413 A CA 246413A CA 246413D A CA246413D A CA 246413DA CA 246413 A CA246413 A CA 246413A
Authority
CA
Canada
Prior art keywords
exchange system
telephone exchange
telephone
exchange
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
CA246413A
Other languages
English (en)
Inventor
B. Williams Samuel
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 Inc
Original Assignee
INTERNATIONAL WESTERN ELECTRIC Co Inc
Publication date
Application granted granted Critical
Publication of CA246413A publication Critical patent/CA246413A/fr
Expired legal-status Critical Current

Links

CA246413A Systeme de central telephonique Expired CA246413A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA246413T

Publications (1)

Publication Number Publication Date
CA246413A true CA246413A (fr) 1925-01-27

Family

ID=35153388

Family Applications (1)

Application Number Title Priority Date Filing Date
CA246413A Expired CA246413A (fr) Systeme de central telephonique

Country Status (1)

Country Link
CA (1) CA246413A (fr)

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