CA258229A - Signal lumineux - Google Patents

Signal lumineux

Info

Publication number
CA258229A
CA258229A CA258229A CA258229DA CA258229A CA 258229 A CA258229 A CA 258229A CA 258229 A CA258229 A CA 258229A CA 258229D A CA258229D A CA 258229DA CA 258229 A CA258229 A CA 258229A
Authority
CA
Canada
Prior art keywords
light signal
light
signal
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
CA258229A
Other languages
English (en)
Inventor
B. Wells Wesley
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 CA258229A publication Critical patent/CA258229A/fr
Expired legal-status Critical Current

Links

CA258229A Signal lumineux Expired CA258229A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA258229T

Publications (1)

Publication Number Publication Date
CA258229A true CA258229A (fr) 1926-02-16

Family

ID=35166777

Family Applications (1)

Application Number Title Priority Date Filing Date
CA258229A Expired CA258229A (fr) Signal lumineux

Country Status (1)

Country Link
CA (1) CA258229A (fr)

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