CA392236A - Light projecting device - Google Patents

Light projecting device

Info

Publication number
CA392236A
CA392236A CA392236A CA392236DA CA392236A CA 392236 A CA392236 A CA 392236A CA 392236 A CA392236 A CA 392236A CA 392236D A CA392236D A CA 392236DA CA 392236 A CA392236 A CA 392236A
Authority
CA
Canada
Prior art keywords
light projecting
projecting device
light
projecting
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
CA392236A
Other languages
French (fr)
Inventor
A. Martin Marcel
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.)
Compagnie des Freins et Signaux Westinghouse SA
Hitachi Rail STS USA Inc
Original Assignee
Compagnie des Freins et Signaux Westinghouse SA
Union Switch and Signal Inc
Publication date
Application granted granted Critical
Publication of CA392236A publication Critical patent/CA392236A/en
Expired legal-status Critical Current

Links

CA392236A Light projecting device Expired CA392236A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA392236T

Publications (1)

Publication Number Publication Date
CA392236A true CA392236A (en) 1940-10-29

Family

ID=35399762

Family Applications (1)

Application Number Title Priority Date Filing Date
CA392236A Expired CA392236A (en) Light projecting device

Country Status (1)

Country Link
CA (1) CA392236A (en)

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