Title:
Educational game
United States Patent 3302311
Inventors:
Israel, Dorothy M.
Publication Date:
02/07/1967
Export Citation:
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Assignee:
Israel, Dorothy M.
Primary Class:
434/402
Other Classes:
273/155, 273/157R
International Classes:
A63F9/12; A63F9/00; A63F9/06; A63F9/00
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US Patent References:
2981009Educational building block set
2899757N/A
2429027Educational toy
1995154Educational device
1636371Toy
1453728Means for devising ornamental designs
0523676N/A
0061531N/A