CA482894A - Railway signal lighting control apparatus - Google Patents

Railway signal lighting control apparatus

Info

Publication number
CA482894A
CA482894A CA482894A CA482894DA CA482894A CA 482894 A CA482894 A CA 482894A CA 482894 A CA482894 A CA 482894A CA 482894D A CA482894D A CA 482894DA CA 482894 A CA482894 A CA 482894A
Authority
CA
Canada
Prior art keywords
control apparatus
lighting control
railway signal
signal lighting
railway
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
CA482894A
Other languages
French (fr)
Inventor
W. Rost Otto
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 CA482894A publication Critical patent/CA482894A/en
Expired legal-status Critical Current

Links

CA482894A Railway signal lighting control apparatus Expired CA482894A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA482894T

Publications (1)

Publication Number Publication Date
CA482894A true CA482894A (en) 1952-04-29

Family

ID=35622584

Family Applications (1)

Application Number Title Priority Date Filing Date
CA482894A Expired CA482894A (en) Railway signal lighting control apparatus

Country Status (1)

Country Link
CA (1) CA482894A (en)

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