Title:
Opaque game board with spaced light transmitting zones
United States Patent 3179414
US Patent References:
Game board
- - 1988301


Inventors:
Mertz, Arthur C.
Cramer Jr., Arthur A.
Publication Date:
04/20/1965
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Assignee:
Mertz, Arthur C.
Cramer Jr., Arthur A.
Primary Class:
273/240
Other Classes:
273/265, 273/277
International Classes:
A63F3/00; A63F9/06; A63F3/02