CA389790A - Railway traffic controlling apparatus - Google Patents

Railway traffic controlling apparatus

Info

Publication number
CA389790A
CA389790A CA389790A CA389790DA CA389790A CA 389790 A CA389790 A CA 389790A CA 389790 A CA389790 A CA 389790A CA 389790D A CA389790D A CA 389790DA CA 389790 A CA389790 A CA 389790A
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
CA389790A
Other languages
French (fr)
Inventor
M. Pelikan John
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 CA389790A publication Critical patent/CA389790A/en
Expired legal-status Critical Current

Links

CA389790A Railway traffic controlling apparatus Expired CA389790A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA389790T

Publications (1)

Publication Number Publication Date
CA389790A true CA389790A (en) 1940-07-02

Family

ID=35397392

Family Applications (1)

Application Number Title Priority Date Filing Date
CA389790A Expired CA389790A (en) Railway traffic controlling apparatus

Country Status (1)

Country Link
CA (1) CA389790A (en)

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