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CA159645A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA159645A
CA159645A CA000159645A CA159645DA CA159645A CA 159645 A CA159645 A CA 159645A CA 000159645 A CA000159645 A CA 000159645A CA 159645D A CA159645D A CA 159645DA CA 159645 A CA159645 A CA 159645A
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
CA000159645A
Other languages
English (en)
Inventor
Rolland M. Austin
Frank M. Wolf
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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA159645A publication Critical patent/CA159645A/fr
Expired legal-status Critical Current

Links

CA000159645A 1913-12-04 1913-12-04 Systeme telephonique Expired CA159645A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA159645T 1913-12-04

Publications (1)

Publication Number Publication Date
CA159645A true CA159645A (fr) 1914-12-22

Family

ID=45279349

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000159645A Expired CA159645A (fr) 1913-12-04 1913-12-04 Systeme telephonique

Country Status (1)

Country Link
CA (1) CA159645A (fr)

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