CA665980A - Telegraph signal arrangement for a telephone system - Google Patents

Telegraph signal arrangement for a telephone system

Info

Publication number
CA665980A
CA665980A CA665980A CA665980DA CA665980A CA 665980 A CA665980 A CA 665980A CA 665980 A CA665980 A CA 665980A CA 665980D A CA665980D A CA 665980DA CA 665980 A CA665980 A CA 665980A
Authority
CA
Canada
Prior art keywords
telephone system
signal arrangement
telegraph signal
telegraph
arrangement
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
CA665980A
Inventor
E. Stoffels Robert
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.)
Automatic Electric Laboratories Inc
Original Assignee
Automatic Electric Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA665980A publication Critical patent/CA665980A/en
Expired legal-status Critical Current

Links

CA665980A Telegraph signal arrangement for a telephone system Expired CA665980A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA665980T

Publications (1)

Publication Number Publication Date
CA665980A true CA665980A (en) 1963-07-02

Family

ID=35960110

Family Applications (1)

Application Number Title Priority Date Filing Date
CA665980A Expired CA665980A (en) Telegraph signal arrangement for a telephone system

Country Status (1)

Country Link
CA (1) CA665980A (en)

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