AU157304B2 - Improvements in or relating to circuit-arrangements for use in automatic telephone systems - Google Patents

Improvements in or relating to circuit-arrangements for use in automatic telephone systems

Info

Publication number
AU157304B2
AU157304B2 AU16414/53A AU1641453A AU157304B2 AU 157304 B2 AU157304 B2 AU 157304B2 AU 16414/53 A AU16414/53 A AU 16414/53A AU 1641453 A AU1641453 A AU 1641453A AU 157304 B2 AU157304 B2 AU 157304B2
Authority
AU
Australia
Prior art keywords
arrangements
relating
circuit
telephone systems
automatic 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
AU16414/53A
Other versions
AU1641453A (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU157304B2 publication Critical patent/AU157304B2/en
Publication of AU1641453A publication Critical patent/AU1641453A/en
Expired legal-status Critical Current

Links

AU16414/53A 1953-02-26 Improvements in or relating to circuit-arrangements for use in automatic telephone systems Expired AU157304B2 (en)

Publications (2)

Publication Number Publication Date
AU157304B2 true AU157304B2 (en) 1953-04-30
AU1641453A AU1641453A (en) 1953-04-30

Family

ID=

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