Title:
Game for use in connection with a pattern forming cord
Document Type and Number:
United States Patent 2728149

Inventors:
Martin, Radt
Publication Date:
12/27/1955
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Referenced by:
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Assignee:
Martin, Radt
Primary Class:
434/83
International Classes:
A63F9/06; A63F9/08
US Patent References:
0501675
0630217
2529413Artjopat designing board
2611193Arithmetic fraction trainer
Foreign References:
GB189901925A
DE354238C




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