CA592002A - Party line lock-out circuit - Google Patents

Party line lock-out circuit

Info

Publication number
CA592002A
CA592002A CA592002A CA592002DA CA592002A CA 592002 A CA592002 A CA 592002A CA 592002 A CA592002 A CA 592002A CA 592002D A CA592002D A CA 592002DA CA 592002 A CA592002 A CA 592002A
Authority
CA
Canada
Prior art keywords
out circuit
line lock
party line
party
lock
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
CA592002A
Inventor
R. Power James
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA592002A publication Critical patent/CA592002A/en
Expired legal-status Critical Current

Links

CA592002A Party line lock-out circuit Expired CA592002A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA592002T

Publications (1)

Publication Number Publication Date
CA592002A true CA592002A (en) 1960-02-02

Family

ID=35805537

Family Applications (1)

Application Number Title Priority Date Filing Date
CA592002A Expired CA592002A (en) Party line lock-out circuit

Country Status (1)

Country Link
CA (1) CA592002A (en)

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