CA631775A - Automatic control system for railway car classification yards - Google Patents

Automatic control system for railway car classification yards

Info

Publication number
CA631775A
CA631775A CA631775A CA631775DA CA631775A CA 631775 A CA631775 A CA 631775A CA 631775 A CA631775 A CA 631775A CA 631775D A CA631775D A CA 631775DA CA 631775 A CA631775 A CA 631775A
Authority
CA
Canada
Prior art keywords
control system
automatic control
railway car
car classification
classification yards
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
CA631775A
Inventor
E. Staples Crawford
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.)
Westinghouse Air Brake Co
Original Assignee
Westinghouse Air Brake Co
Publication date
Application granted granted Critical
Publication of CA631775A publication Critical patent/CA631775A/en
Expired legal-status Critical Current

Links

CA631775A Automatic control system for railway car classification yards Expired CA631775A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA631775T

Publications (1)

Publication Number Publication Date
CA631775A true CA631775A (en) 1961-11-28

Family

ID=35887919

Family Applications (1)

Application Number Title Priority Date Filing Date
CA631775A Expired CA631775A (en) Automatic control system for railway car classification yards

Country Status (1)

Country Link
CA (1) CA631775A (en)

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