CA186927A - Circuit telephonique - Google Patents

Circuit telephonique

Info

Publication number
CA186927A
CA186927A CA000186927A CA186927DA CA186927A CA 186927 A CA186927 A CA 186927A CA 000186927 A CA000186927 A CA 000186927A CA 186927D A CA186927D A CA 186927DA CA 186927 A CA186927 A CA 186927A
Authority
CA
Canada
Prior art keywords
telephone circuit
telephone
circuit
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
CA000186927A
Other languages
English (en)
Inventor
Oscar E. Benson
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.)
AT&T Inc
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA186927A publication Critical patent/CA186927A/fr
Expired legal-status Critical Current

Links

CA000186927A 1917-05-08 1917-05-08 Circuit telephonique Expired CA186927A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA186927T 1917-05-08

Publications (1)

Publication Number Publication Date
CA186927A true CA186927A (fr) 1918-10-08

Family

ID=45306578

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000186927A Expired CA186927A (fr) 1917-05-08 1917-05-08 Circuit telephonique

Country Status (1)

Country Link
CA (1) CA186927A (fr)

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