CA48374A - Appareil de signal pour linge de telephone - Google Patents

Appareil de signal pour linge de telephone

Info

Publication number
CA48374A
CA48374A CA000048374A CA48374DA CA48374A CA 48374 A CA48374 A CA 48374A CA 000048374 A CA000048374 A CA 000048374A CA 48374D A CA48374D A CA 48374DA CA 48374 A CA48374 A CA 48374A
Authority
CA
Canada
Prior art keywords
telephone lines
signalling apparatus
signalling
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
CA000048374A
Other languages
English (en)
Inventor
Oro Allen Bell
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 Co
Original Assignee
BELL TELEPHONE Co
Publication date
Application granted granted Critical
Publication of CA48374A publication Critical patent/CA48374A/fr
Expired legal-status Critical Current

Links

CA000048374A Appareil de signal pour linge de telephone Expired CA48374A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA48374T

Publications (1)

Publication Number Publication Date
CA48374A true CA48374A (fr) 1895-03-08

Family

ID=45164913

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000048374A Expired CA48374A (fr) Appareil de signal pour linge de telephone

Country Status (1)

Country Link
CA (1) CA48374A (fr)

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