CA247473A - Focusing means for light projectors - Google Patents

Focusing means for light projectors

Info

Publication number
CA247473A
CA247473A CA247473A CA247473DA CA247473A CA 247473 A CA247473 A CA 247473A CA 247473 A CA247473 A CA 247473A CA 247473D A CA247473D A CA 247473DA CA 247473 A CA247473 A CA 247473A
Authority
CA
Canada
Prior art keywords
focusing means
light projectors
projectors
light
focusing
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
CA247473A
Other languages
French (fr)
Inventor
Lee Lebby States
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA247473A publication Critical patent/CA247473A/en
Expired legal-status Critical Current

Links

CA247473A Focusing means for light projectors Expired CA247473A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA247473T

Publications (1)

Publication Number Publication Date
CA247473A true CA247473A (en) 1925-03-10

Family

ID=35154447

Family Applications (1)

Application Number Title Priority Date Filing Date
CA247473A Expired CA247473A (en) Focusing means for light projectors

Country Status (1)

Country Link
CA (1) CA247473A (en)

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