CA229250A - Systeme de controle du trafic de chemin de fer - Google Patents

Systeme de controle du trafic de chemin de fer

Info

Publication number
CA229250A
CA229250A CA229250A CA229250DA CA229250A CA 229250 A CA229250 A CA 229250A CA 229250 A CA229250 A CA 229250A CA 229250D A CA229250D A CA 229250DA CA 229250 A CA229250 A CA 229250A
Authority
CA
Canada
Prior art keywords
controlling system
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
CA229250A
Other languages
English (en)
Inventor
V. Lewis Lloyd
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 CA229250A publication Critical patent/CA229250A/fr
Expired legal-status Critical Current

Links

CA229250A Systeme de controle du trafic de chemin de fer Expired CA229250A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA229250T

Publications (1)

Publication Number Publication Date
CA229250A true CA229250A (fr) 1923-02-27

Family

ID=35126623

Family Applications (1)

Application Number Title Priority Date Filing Date
CA229250A Expired CA229250A (fr) Systeme de controle du trafic de chemin de fer

Country Status (1)

Country Link
CA (1) CA229250A (fr)

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