CA181397A - Systeme telephonique - Google Patents

Systeme telephonique

Info

Publication number
CA181397A
CA181397A CA000181397A CA181397DA CA181397A CA 181397 A CA181397 A CA 181397A CA 000181397 A CA000181397 A CA 000181397A CA 181397D A CA181397D A CA 181397DA CA 181397 A CA181397 A CA 181397A
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
CA000181397A
Other languages
English (en)
Inventor
Frank L. Goheen
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 CA181397A publication Critical patent/CA181397A/fr
Expired legal-status Critical Current

Links

CA000181397A 1917-08-27 1917-08-27 Systeme telephonique Expired CA181397A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA181397T 1917-08-27

Publications (1)

Publication Number Publication Date
CA181397A true CA181397A (fr) 1918-01-01

Family

ID=45301049

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000181397A Expired CA181397A (fr) 1917-08-27 1917-08-27 Systeme telephonique

Country Status (1)

Country Link
CA (1) CA181397A (fr)

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