CA490842A - Railway traffic controlling apparatus - Google Patents

Railway traffic controlling apparatus

Info

Publication number
CA490842A
CA490842A CA490842A CA490842DA CA490842A CA 490842 A CA490842 A CA 490842A CA 490842 A CA490842 A CA 490842A CA 490842D A CA490842D A CA 490842DA CA 490842 A CA490842 A CA 490842A
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
CA490842A
Other languages
French (fr)
Inventor
W. Failor Charles
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 CA490842A publication Critical patent/CA490842A/en
Expired legal-status Critical Current

Links

CA490842A Railway traffic controlling apparatus Expired CA490842A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA490842T

Publications (1)

Publication Number Publication Date
CA490842A true CA490842A (en) 1953-02-24

Family

ID=35630580

Family Applications (1)

Application Number Title Priority Date Filing Date
CA490842A Expired CA490842A (en) Railway traffic controlling apparatus

Country Status (1)

Country Link
CA (1) CA490842A (en)

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