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Title:
Illuminated ten yard marker stick
Document Type and Number:
United States Patent 2479157
Inventors:
Fritts, Walter J.
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Sponsored by:
Flash of Genius
Publication Date:
08/16/1949
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Export Citation:
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Assignee:
Fritts, Walter J.
Primary Class:
362/102
Other Classes:
33/755, 340/323R
International Classes:
A63C19/06
;
A63C19/00
US Patent References:
0971752
1645707
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2060165
Linesman's indicator for football games
2064745
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2208297
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2385278
Field artillery aiming stake