CA470360A - Apparatus for wireless signalling systems - Google Patents

Apparatus for wireless signalling systems

Info

Publication number
CA470360A
CA470360A CA470360A CA470360DA CA470360A CA 470360 A CA470360 A CA 470360A CA 470360 A CA470360 A CA 470360A CA 470360D A CA470360D A CA 470360DA CA 470360 A CA470360 A CA 470360A
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
CA470360A
Other languages
French (fr)
Inventor
Wood Hubert
Harries Davies Richard
Rennie Whitehead James
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 CA470360A publication Critical patent/CA470360A/en
Expired legal-status Critical Current

Links

CA470360A Apparatus for wireless signalling systems Expired CA470360A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA470360T

Publications (1)

Publication Number Publication Date
CA470360A true CA470360A (en) 1950-12-26

Family

ID=35604300

Family Applications (1)

Application Number Title Priority Date Filing Date
CA470360A Expired CA470360A (en) Apparatus for wireless signalling systems

Country Status (1)

Country Link
CA (1) CA470360A (en)

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