CA300622A - Railway traffic controlling apparatus - Google Patents

Railway traffic controlling apparatus

Info

Publication number
CA300622A
CA300622A CA300622A CA300622DA CA300622A CA 300622 A CA300622 A CA 300622A CA 300622 A CA300622 A CA 300622A CA 300622D A CA300622D A CA 300622DA CA 300622 A CA300622 A CA 300622A
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
CA300622A
Other languages
French (fr)
Inventor
Nathaniel Bossart Paul
Laird Lockrow Laurice
Carr Buchanan 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 CA300622A publication Critical patent/CA300622A/en
Expired legal-status Critical Current

Links

CA300622A Railway traffic controlling apparatus Expired CA300622A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA300622T

Publications (1)

Publication Number Publication Date
CA300622A true CA300622A (en) 1930-05-27

Family

ID=35237941

Family Applications (1)

Application Number Title Priority Date Filing Date
CA300622A Expired CA300622A (en) Railway traffic controlling apparatus

Country Status (1)

Country Link
CA (1) CA300622A (en)

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