Title:
Convertible sports equipment
United States Patent 3399889
US Patent References:
/0179150.html
- - 0179150
Construction set elements and joint
- - 2765580
Swimming pool basket ball apparatus
- - 2818254
Game apparatus
- - 2932516
Portable knock-down display assembly
- - 2937062
/0179150.html
- - 0179150
Construction set elements and joint
- - 2765580
Swimming pool basket ball apparatus
- - 2818254
Game apparatus
- - 2932516
Portable knock-down display assembly
- - 2937062
Inventors:
Harry, Nicholas G.
Publication Date:
09/03/1968
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Primary Class:
Other Classes:
224/486, 273/407
International Classes:
A45F4/00; E04H15/58; A63B61/00; A63B63/08; E04H15/32; A63B63/00
US Patent References: