CA22475A - Circuit telephonique - Google Patents

Circuit telephonique

Info

Publication number
CA22475A
CA22475A CA000022475A CA22475DA CA22475A CA 22475 A CA22475 A CA 22475A CA 000022475 A CA000022475 A CA 000022475A CA 22475D A CA22475D A CA 22475DA CA 22475 A CA22475 A CA 22475A
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
CA000022475A
Other languages
English (en)
Inventor
Ezra T. Gilliland
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.)
Bell Telephone Company of Canada
Original Assignee
Bell Telephone Company of Canada
Publication date
Application granted granted Critical
Publication of CA22475A publication Critical patent/CA22475A/fr
Expired legal-status Critical Current

Links

CA000022475A Circuit telephonique Expired CA22475A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA22475T

Publications (1)

Publication Number Publication Date
CA22475A true CA22475A (fr) 1885-09-17

Family

ID=45139018

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000022475A Expired CA22475A (fr) Circuit telephonique

Country Status (1)

Country Link
CA (1) CA22475A (fr)

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