CA53720A - Signal pour lignes de telephones - Google Patents

Signal pour lignes de telephones

Info

Publication number
CA53720A
CA53720A CA000053720A CA53720DA CA53720A CA 53720 A CA53720 A CA 53720A CA 000053720 A CA000053720 A CA 000053720A CA 53720D A CA53720D A CA 53720DA CA 53720 A CA53720 A CA 53720A
Authority
CA
Canada
Prior art keywords
signal
telephone lines
telephone
lines
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
CA000053720A
Other languages
English (en)
Inventor
Charles Ezra Scribner
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
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 Bell Telephone Company of Canada filed Critical Bell Telephone Company of Canada
Application granted granted Critical
Publication of CA53720A publication Critical patent/CA53720A/fr
Expired legal-status Critical Current

Links

CA000053720A 1896-08-21 1896-08-21 Signal pour lignes de telephones Expired CA53720A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA53720T 1896-08-21

Publications (1)

Publication Number Publication Date
CA53720A true CA53720A (fr) 1896-10-09

Family

ID=45170259

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000053720A Expired CA53720A (fr) 1896-08-21 1896-08-21 Signal pour lignes de telephones

Country Status (1)

Country Link
CA (1) CA53720A (fr)

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