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Title:
Spotlight
Document Type and Number:
United States Patent 1638716
Inventors:
Surles, Lawrence O.
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Sponsored by:
Flash of Genius
Publication Date:
08/09/1927
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Assignee:
Surles, Lawrence O.
Primary Class:
362/205
Other Classes:
362/208
International Classes:
F21L4/00
;
F21V17/02
;
F21V17/00