CA411411A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA411411A
CA411411A CA411411A CA411411DA CA411411A CA 411411 A CA411411 A CA 411411A CA 411411 A CA411411 A CA 411411A CA 411411D A CA411411D A CA 411411DA CA 411411 A CA411411 A CA 411411A
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
CA411411A
Other languages
English (en)
Inventor
Avis Pearce Owen
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 Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA411411A publication Critical patent/CA411411A/fr
Expired legal-status Critical Current

Links

CA411411A Systeme telephonique Expired CA411411A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA411411T

Publications (1)

Publication Number Publication Date
CA411411A true CA411411A (fr) 1943-03-30

Family

ID=35422713

Family Applications (1)

Application Number Title Priority Date Filing Date
CA411411A Expired CA411411A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA411411A (fr)

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