AU2577430A - Circuit arrangements for automatic or semiautomatic telephone exchange systems - Google Patents

Circuit arrangements for automatic or semiautomatic telephone exchange systems

Info

Publication number
AU2577430A
AU2577430A AU25774/30A AU2577430A AU2577430A AU 2577430 A AU2577430 A AU 2577430A AU 25774/30 A AU25774/30 A AU 25774/30A AU 2577430 A AU2577430 A AU 2577430A AU 2577430 A AU2577430 A AU 2577430A
Authority
AU
Australia
Prior art keywords
automatic
telephone exchange
circuit arrangements
exchange systems
semiautomatic 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
AU25774/30A
Other versions
AU2577430B (en
Inventor
Charles de Vriendt and Ernest Jean Rousseau all uf Krance William Hatton
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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty Ltd
Filing date
Publication date
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Priority to AU25774/30A priority Critical patent/AU2577430A/en
Publication of AU2577430B publication Critical patent/AU2577430B/en
Publication of AU2577430A publication Critical patent/AU2577430A/en
Expired legal-status Critical Current

Links

AU25774/30A 1931-05-20 Circuit arrangements for automatic or semiautomatic telephone exchange systems Expired AU2577430A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU25774/30A AU2577430A (en) 1931-05-20 Circuit arrangements for automatic or semiautomatic telephone exchange systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU25774/30A AU2577430A (en) 1931-05-20 Circuit arrangements for automatic or semiautomatic telephone exchange systems

Publications (2)

Publication Number Publication Date
AU2577430B AU2577430B (en) 1931-05-28
AU2577430A true AU2577430A (en) 1931-05-28

Family

ID=

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