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AU163658B2 - Improvements in or relating to four-wire circuits for use in single-current-double-current telegraphy transmission system - Google Patents

Improvements in or relating to four-wire circuits for use in single-current-double-current telegraphy transmission system

Info

Publication number
AU163658B2
AU163658B2 AU27030/54A AU2703054A AU163658B2 AU 163658 B2 AU163658 B2 AU 163658B2 AU 27030/54 A AU27030/54 A AU 27030/54A AU 2703054 A AU2703054 A AU 2703054A AU 163658 B2 AU163658 B2 AU 163658B2
Authority
AU
Australia
Prior art keywords
current
relating
double
transmission system
wire circuits
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
AU27030/54A
Other versions
AU2703054A (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 AU2703054A publication Critical patent/AU2703054A/en
Publication of AU163658B2 publication Critical patent/AU163658B2/en
Expired legal-status Critical Current

Links

AU27030/54A 1954-04-28 Improvements in or relating to four-wire circuits for use in single-current-double-current telegraphy transmission system Expired AU163658B2 (en)

Publications (2)

Publication Number Publication Date
AU2703054A AU2703054A (en) 1954-07-01
AU163658B2 true AU163658B2 (en) 1954-07-01

Family

ID=

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