CA423843A - Railway traffic controlling apparatus - Google Patents

Railway traffic controlling apparatus

Info

Publication number
CA423843A
CA423843A CA423843A CA423843DA CA423843A CA 423843 A CA423843 A CA 423843A CA 423843 A CA423843 A CA 423843A CA 423843D A CA423843D A CA 423843DA CA 423843 A CA423843 A CA 423843A
Authority
CA
Canada
Prior art keywords
controlling apparatus
railway traffic
traffic controlling
railway
traffic
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
CA423843A
Other languages
French (fr)
Inventor
V. Lewis Lloyd
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.)
Hitachi Rail STS USA Inc
Original Assignee
Union Switch and Signal Inc
Publication date
Application granted granted Critical
Publication of CA423843A publication Critical patent/CA423843A/en
Expired legal-status Critical Current

Links

CA423843A Railway traffic controlling apparatus Expired CA423843A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA423843T

Publications (1)

Publication Number Publication Date
CA423843A true CA423843A (en) 1944-11-14

Family

ID=35534853

Family Applications (1)

Application Number Title Priority Date Filing Date
CA423843A Expired CA423843A (en) Railway traffic controlling apparatus

Country Status (1)

Country Link
CA (1) CA423843A (en)

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