CA289687A - Mecanisme de controle de circulation de chemins de fer - Google Patents

Mecanisme de controle de circulation de chemins de fer

Info

Publication number
CA289687A
CA289687A CA289687A CA289687DA CA289687A CA 289687 A CA289687 A CA 289687A CA 289687 A CA289687 A CA 289687A CA 289687D A CA289687D A CA 289687DA CA 289687 A CA289687 A CA 289687A
Authority
CA
Canada
Prior art keywords
control mechanism
traffic control
railway traffic
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
CA289687A
Other languages
English (en)
Inventor
S. Loomis Harold
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 CA289687A publication Critical patent/CA289687A/fr
Expired legal-status Critical Current

Links

CA289687A Mecanisme de controle de circulation de chemins de fer Expired CA289687A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA289687T

Publications (1)

Publication Number Publication Date
CA289687A true CA289687A (fr) 1929-05-14

Family

ID=35226499

Family Applications (1)

Application Number Title Priority Date Filing Date
CA289687A Expired CA289687A (fr) Mecanisme de controle de circulation de chemins de fer

Country Status (1)

Country Link
CA (1) CA289687A (fr)

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