CA62984A - Signal pour echanges de telephone - Google Patents

Signal pour echanges de telephone

Info

Publication number
CA62984A
CA62984A CA000062984A CA62984DA CA62984A CA 62984 A CA62984 A CA 62984A CA 000062984 A CA000062984 A CA 000062984A CA 62984D A CA62984D A CA 62984DA CA 62984 A CA62984 A CA 62984A
Authority
CA
Canada
Prior art keywords
switch board
telephone switch
board signal
signal
telephone
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
CA000062984A
Other languages
English (en)
Inventor
Charles Azra 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 CA62984A publication Critical patent/CA62984A/fr
Expired legal-status Critical Current

Links

CA000062984A 1897-03-02 1897-03-02 Signal pour echanges de telephone Expired CA62984A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA62984T 1897-03-02

Publications (1)

Publication Number Publication Date
CA62984A true CA62984A (fr) 1899-04-27

Family

ID=45179522

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000062984A Expired CA62984A (fr) 1897-03-02 1897-03-02 Signal pour echanges de telephone

Country Status (1)

Country Link
CA (1) CA62984A (fr)

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