CA296467A - Telephone system - Google Patents

Telephone system

Info

Publication number
CA296467A
CA296467A CA296467DA CA296467A CA 296467 A CA296467 A CA 296467A CA 296467D A CA296467D A CA 296467DA CA 296467 A CA296467 A CA 296467A
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
Other languages
French (fr)
Inventor
Herbert Grinsted William
Lyden 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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Publication date
Application granted granted Critical
Publication of CA296467A publication Critical patent/CA296467A/en
Expired legal-status Critical Current

Links

CA296467D Telephone system Expired CA296467A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA296467T

Publications (1)

Publication Number Publication Date
CA296467A true CA296467A (en) 1930-01-07

Family

ID=35233785

Family Applications (1)

Application Number Title Priority Date Filing Date
CA296467D Expired CA296467A (en) Telephone system

Country Status (1)

Country Link
CA (1) CA296467A (en)

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