CA448462A - Systeme automatique de telephone - Google Patents

Systeme automatique de telephone

Info

Publication number
CA448462A
CA448462A CA448462A CA448462DA CA448462A CA 448462 A CA448462 A CA 448462A CA 448462 A CA448462 A CA 448462A CA 448462D A CA448462D A CA 448462DA CA 448462 A CA448462 A CA 448462A
Authority
CA
Canada
Prior art keywords
telephone system
automatic telephone
automatic
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
CA448462A
Other languages
English (en)
Inventor
H. Voss John
Original Assignee
Northern Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA448462A publication Critical patent/CA448462A/fr
Expired legal-status Critical Current

Links

CA448462A Systeme automatique de telephone Expired CA448462A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA448462T

Publications (1)

Publication Number Publication Date
CA448462A true CA448462A (fr) 1948-05-11

Family

ID=35566151

Family Applications (1)

Application Number Title Priority Date Filing Date
CA448462A Expired CA448462A (fr) Systeme automatique de telephone

Country Status (1)

Country Link
CA (1) CA448462A (fr)

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