AU428523B2 - Circuit arrangement for intercepting mischievous calls in communications andin particular telephone equipment - Google Patents

Circuit arrangement for intercepting mischievous calls in communications andin particular telephone equipment

Info

Publication number
AU428523B2
AU428523B2 AU48392/68A AU4839268A AU428523B2 AU 428523 B2 AU428523 B2 AU 428523B2 AU 48392/68 A AU48392/68 A AU 48392/68A AU 4839268 A AU4839268 A AU 4839268A AU 428523 B2 AU428523 B2 AU 428523B2
Authority
AU
Australia
Prior art keywords
intercepting
communications
circuit arrangement
telephone equipment
particular 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
AU48392/68A
Other versions
AU4839268A (en
Inventor
Morland Rudolf
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 filed Critical
Application granted granted Critical
Publication of AU4839268A publication Critical patent/AU4839268A/en
Publication of AU428523B2 publication Critical patent/AU428523B2/en
Expired legal-status Critical Current

Links

AU48392/68A 1968-01-10 1968-12-30 Circuit arrangement for intercepting mischievous calls in communications andin particular telephone equipment Expired AU428523B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEDE3,5661 1968-01-10

Publications (2)

Publication Number Publication Date
AU4839268A AU4839268A (en) 1970-07-02
AU428523B2 true AU428523B2 (en) 1970-07-02

Family

ID=

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