CA383807A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA383807A
CA383807A CA383807A CA383807DA CA383807A CA 383807 A CA383807 A CA 383807A CA 383807 A CA383807 A CA 383807A CA 383807D A CA383807D A CA 383807DA CA 383807 A CA383807 A CA 383807A
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
CA383807A
Other languages
English (en)
Inventor
Hugh Williams Austin
Saville Willie
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 CA383807A publication Critical patent/CA383807A/fr
Expired legal-status Critical Current

Links

CA383807A Systeme telephonique Expired CA383807A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA383807T

Publications (1)

Publication Number Publication Date
CA383807A true CA383807A (fr) 1939-09-05

Family

ID=35389038

Family Applications (1)

Application Number Title Priority Date Filing Date
CA383807A Expired CA383807A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA383807A (fr)

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