AU424160B2 - Push-button signalling - Google Patents

Push-button signalling

Info

Publication number
AU424160B2
AU424160B2 AU47346/68A AU4734668A AU424160B2 AU 424160 B2 AU424160 B2 AU 424160B2 AU 47346/68 A AU47346/68 A AU 47346/68A AU 4734668 A AU4734668 A AU 4734668A AU 424160 B2 AU424160 B2 AU 424160B2
Authority
AU
Australia
Prior art keywords
push
button signalling
signalling
button
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
AU47346/68A
Other versions
AU4734668A (en
Inventor
HUGH SPENCE LEMAN and THOMAS DOMINIC HAYES WILLIAM DONALD CRAGG
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
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 Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Application granted granted Critical
Publication of AU4734668A publication Critical patent/AU4734668A/en
Publication of AU424160B2 publication Critical patent/AU424160B2/en
Expired legal-status Critical Current

Links

AU47346/68A 1967-12-07 1968-12-05 Push-button signalling Expired AU424160B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB55742/67 1967-12-07

Publications (2)

Publication Number Publication Date
AU4734668A AU4734668A (en) 1970-06-11
AU424160B2 true AU424160B2 (en) 1970-06-11

Family

ID=

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