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AU138261B2 - Improvements relating to apparatus for wireless signalling systems - Google Patents
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AU138261B2 - Improvements relating to apparatus for wireless signalling systems - Google Patents

Improvements relating to apparatus for wireless signalling systems

Info

Publication number
AU138261B2
AU138261B2 AU9882/47A AU988247A AU138261B2 AU 138261 B2 AU138261 B2 AU 138261B2 AU 9882/47 A AU9882/47 A AU 9882/47A AU 988247 A AU988247 A AU 988247A AU 138261 B2 AU138261 B2 AU 138261B2
Authority
AU
Australia
Prior art keywords
improvements relating
signalling systems
wireless signalling
wireless
systems
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
AU9882/47A
Other versions
AU988247A (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.)
Ferranti International PLC
Original Assignee
Ferranti PLC
Filing date
Publication date
Application filed by Ferranti PLC filed Critical Ferranti PLC
Application granted granted Critical
Publication of AU988247A publication Critical patent/AU988247A/en
Publication of AU138261B2 publication Critical patent/AU138261B2/en
Expired legal-status Critical Current

Links

AU9882/47A 1947-02-12 Improvements relating to apparatus for wireless signalling systems Expired AU138261B2 (en)

Publications (2)

Publication Number Publication Date
AU988247A AU988247A (en) 1947-03-13
AU138261B2 true AU138261B2 (en) 1947-03-13

Family

ID=

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