CA1005148A - Nuisance call trap circuit - Google Patents

Nuisance call trap circuit

Info

Publication number
CA1005148A
CA1005148A CA182,430A CA182430A CA1005148A CA 1005148 A CA1005148 A CA 1005148A CA 182430 A CA182430 A CA 182430A CA 1005148 A CA1005148 A CA 1005148A
Authority
CA
Canada
Prior art keywords
trap circuit
nuisance call
call trap
nuisance
circuit
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
CA182,430A
Other versions
CA182430S (en
Inventor
Anthony B. Walker
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.)
Lorain Products Corp
Original Assignee
Lorain Products Corp
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 Lorain Products Corp filed Critical Lorain Products Corp
Application granted granted Critical
Publication of CA1005148A publication Critical patent/CA1005148A/en
Expired legal-status Critical Current

Links

CA182,430A 1972-10-12 1973-10-02 Nuisance call trap circuit Expired CA1005148A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29688972A 1972-10-12 1972-10-12

Publications (1)

Publication Number Publication Date
CA1005148A true CA1005148A (en) 1977-02-08

Family

ID=23143996

Family Applications (1)

Application Number Title Priority Date Filing Date
CA182,430A Expired CA1005148A (en) 1972-10-12 1973-10-02 Nuisance call trap circuit

Country Status (1)

Country Link
CA (1) CA1005148A (en)

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