Title:
Bumper switch for ball-rolling games
United States Patent 2328667
Inventors:
Nicolaus, Frank G.
Publication Date:
09/07/1943
Export Citation:
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Assignee:
Raymond, Moloney T.
Primary Class:
200/61.11
Other Classes:
273/118A
International Classes:
A63D13/00; A63D13/00
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