CA201720A - Light projecting apparatus - Google Patents

Light projecting apparatus

Info

Publication number
CA201720A
CA201720A CA201720A CA201720DA CA201720A CA 201720 A CA201720 A CA 201720A CA 201720 A CA201720 A CA 201720A CA 201720D A CA201720D A CA 201720DA CA 201720 A CA201720 A CA 201720A
Authority
CA
Canada
Prior art keywords
light projecting
projecting apparatus
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
CA201720A
Other languages
French (fr)
Inventor
S. Snavely Clarence
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 CA201720A publication Critical patent/CA201720A/en
Expired legal-status Critical Current

Links

CA201720A Light projecting apparatus Expired CA201720A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA201720T

Publications (1)

Publication Number Publication Date
CA201720A true CA201720A (en) 1920-07-06

Family

ID=35076156

Family Applications (1)

Application Number Title Priority Date Filing Date
CA201720A Expired CA201720A (en) Light projecting apparatus

Country Status (1)

Country Link
CA (1) CA201720A (en)

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