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CA355047A - Signalling system - Google Patents

Signalling system

Info

Publication number
CA355047A
CA355047A CA355047A CA355047DA CA355047A CA 355047 A CA355047 A CA 355047A CA 355047 A CA355047 A CA 355047A CA 355047D A CA355047D A CA 355047DA CA 355047 A CA355047 A CA 355047A
Authority
CA
Canada
Prior art keywords
signalling system
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
CA355047A
Other languages
French (fr)
Inventor
Percy Osborne Charles
Lawrence Casling White Eric
Spencer Percival William
William Willans Peter
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.)
Electrical and Musical Industries Ltd
Original Assignee
Electrical and Musical Industries Ltd
Publication date
Application granted granted Critical
Publication of CA355047A publication Critical patent/CA355047A/en
Expired legal-status Critical Current

Links

CA355047A Signalling system Expired CA355047A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA355047T

Publications (1)

Publication Number Publication Date
CA355047A true CA355047A (en) 1935-12-31

Family

ID=35343009

Family Applications (1)

Application Number Title Priority Date Filing Date
CA355047A Expired CA355047A (en) Signalling system

Country Status (1)

Country Link
CA (1) CA355047A (en)

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