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AU150817B2 - Improvements in or relating to circuits for use in automatic telephone exchange and like systems - Google Patents

Improvements in or relating to circuits for use in automatic telephone exchange and like systems

Info

Publication number
AU150817B2
AU150817B2 AU32047/50A AU3204750A AU150817B2 AU 150817 B2 AU150817 B2 AU 150817B2 AU 32047/50 A AU32047/50 A AU 32047/50A AU 3204750 A AU3204750 A AU 3204750A AU 150817 B2 AU150817 B2 AU 150817B2
Authority
AU
Australia
Prior art keywords
relating
circuits
systems
telephone exchange
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
AU32047/50A
Other versions
AU3204750A (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 AU3204750A publication Critical patent/AU3204750A/en
Publication of AU150817B2 publication Critical patent/AU150817B2/en
Expired legal-status Critical Current

Links

AU32047/50A 1950-01-13 Improvements in or relating to circuits for use in automatic telephone exchange and like systems Expired AU150817B2 (en)

Publications (2)

Publication Number Publication Date
AU3204750A AU3204750A (en) 1950-03-16
AU150817B2 true AU150817B2 (en) 1950-03-16

Family

ID=

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