CA230278A - Railway signalling mechanism - Google Patents

Railway signalling mechanism

Info

Publication number
CA230278A
CA230278A CA230278A CA230278DA CA230278A CA 230278 A CA230278 A CA 230278A CA 230278 A CA230278 A CA 230278A CA 230278D A CA230278D A CA 230278DA CA 230278 A CA230278 A CA 230278A
Authority
CA
Canada
Prior art keywords
signalling mechanism
railway signalling
railway
signalling
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
CA230278A
Other languages
French (fr)
Inventor
R. Beall 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 CA230278A publication Critical patent/CA230278A/en
Expired legal-status Critical Current

Links

CA230278A Railway signalling mechanism Expired CA230278A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA230278T

Publications (1)

Publication Number Publication Date
CA230278A true CA230278A (en) 1923-04-10

Family

ID=35127651

Family Applications (1)

Application Number Title Priority Date Filing Date
CA230278A Expired CA230278A (en) Railway signalling mechanism

Country Status (1)

Country Link
CA (1) CA230278A (en)

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