CA490500A - Railway signal control system - Google Patents

Railway signal control system

Info

Publication number
CA490500A
CA490500A CA490500A CA490500DA CA490500A CA 490500 A CA490500 A CA 490500A CA 490500 A CA490500 A CA 490500A CA 490500D A CA490500D A CA 490500DA CA 490500 A CA490500 A CA 490500A
Authority
CA
Canada
Prior art keywords
control system
signal control
railway signal
railway
signal
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
CA490500A
Other languages
French (fr)
Inventor
H. Claus William
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 CA490500A publication Critical patent/CA490500A/en
Expired legal-status Critical Current

Links

CA490500A Railway signal control system Expired CA490500A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA490500T

Publications (1)

Publication Number Publication Date
CA490500A true CA490500A (en) 1953-02-10

Family

ID=35630236

Family Applications (1)

Application Number Title Priority Date Filing Date
CA490500A Expired CA490500A (en) Railway signal control system

Country Status (1)

Country Link
CA (1) CA490500A (en)

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