CA488199A - Apparatus for wireless signalling systems - Google Patents

Apparatus for wireless signalling systems

Info

Publication number
CA488199A
CA488199A CA488199A CA488199DA CA488199A CA 488199 A CA488199 A CA 488199A CA 488199 A CA488199 A CA 488199A CA 488199D A CA488199D A CA 488199DA CA 488199 A CA488199 A CA 488199A
Authority
CA
Canada
Prior art keywords
signalling systems
wireless signalling
wireless
systems
signalling
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
CA488199A
Other languages
French (fr)
Inventor
Kenyon Taylor Maurice
Calland Williams Frederic
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
Publication date
Application granted granted Critical
Publication of CA488199A publication Critical patent/CA488199A/en
Expired legal-status Critical Current

Links

CA488199A Apparatus for wireless signalling systems Expired CA488199A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA488199T

Publications (1)

Publication Number Publication Date
CA488199A true CA488199A (en) 1952-11-18

Family

ID=35627920

Family Applications (1)

Application Number Title Priority Date Filing Date
CA488199A Expired CA488199A (en) Apparatus for wireless signalling systems

Country Status (1)

Country Link
CA (1) CA488199A (en)

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