CA300188A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA300188A
CA300188A CA300188A CA300188DA CA300188A CA 300188 A CA300188 A CA 300188A CA 300188 A CA300188 A CA 300188A CA 300188D A CA300188D A CA 300188DA CA 300188 A CA300188 A CA 300188A
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
CA300188A
Other languages
English (en)
Inventor
S. Tharp Victor
F. Crocker Thomas
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.)
Nortel Networks Ltd
Original Assignee
Northern Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA300188A publication Critical patent/CA300188A/fr
Expired legal-status Critical Current

Links

CA300188A Systeme telephonique Expired CA300188A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA300188T

Publications (1)

Publication Number Publication Date
CA300188A true CA300188A (fr) 1930-05-13

Family

ID=35237507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA300188A Expired CA300188A (fr) Systeme telephonique

Country Status (1)

Country Link
CA (1) CA300188A (fr)

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