CA76003A - Appareil d'appel pour lignes telephoniques - Google Patents

Appareil d'appel pour lignes telephoniques

Info

Publication number
CA76003A
CA76003A CA000076003A CA76003DA CA76003A CA 76003 A CA76003 A CA 76003A CA 000076003 A CA000076003 A CA 000076003A CA 76003D A CA76003D A CA 76003DA CA 76003 A CA76003 A CA 76003A
Authority
CA
Canada
Prior art keywords
telephone lines
calling apparatus
calling
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
CA000076003A
Other languages
English (en)
Inventor
William Warren Dean
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 CA76003A publication Critical patent/CA76003A/fr
Expired legal-status Critical Current

Links

CA000076003A 1900-08-22 1900-08-22 Appareil d'appel pour lignes telephoniques Expired CA76003A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA76003T 1900-08-22

Publications (1)

Publication Number Publication Date
CA76003A true CA76003A (fr) 1902-05-20

Family

ID=45192539

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000076003A Expired CA76003A (fr) 1900-08-22 1900-08-22 Appareil d'appel pour lignes telephoniques

Country Status (1)

Country Link
CA (1) CA76003A (fr)

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