AU2848767A - Circuit arrangement for switching on the engaged signal and the engaged tone in communication, particularly telephone exchange installations - Google Patents

Circuit arrangement for switching on the engaged signal and the engaged tone in communication, particularly telephone exchange installations

Info

Publication number
AU2848767A
AU2848767A AU28487/67A AU2848767A AU2848767A AU 2848767 A AU2848767 A AU 2848767A AU 28487/67 A AU28487/67 A AU 28487/67A AU 2848767 A AU2848767 A AU 2848767A AU 2848767 A AU2848767 A AU 2848767A
Authority
AU
Australia
Prior art keywords
engaged
switching
communication
circuit arrangement
telephone exchange
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
AU28487/67A
Other versions
AU427919B2 (en
Inventor
HAIN and RUDOLF MORLAND PAUL
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 AU2848767A publication Critical patent/AU2848767A/en
Publication of AU427919B2 publication Critical patent/AU427919B2/en
Expired legal-status Critical Current

Links

AU28487/67A 1966-10-26 1967-10-13 Circuit arrangement for switching on the engaged signal and the engaged tone in communication, particularly telephone exchange installations Expired AU427919B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEDE32,374 1966-10-26

Publications (2)

Publication Number Publication Date
AU2848767A true AU2848767A (en) 1969-04-17
AU427919B2 AU427919B2 (en) 1969-04-17

Family

ID=

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