Title:
TRAMPOLINE AND BACKSTOPS
United States Patent 3501141
US Patent References:
/0428603.html
- - 0428603

/0570908.html
- - 0570908

Game apparatus with target and trampoline
- - 3201126


Inventors:
Nissen, George P.
Conover, Lawrence H.
Publication Date:
03/17/1970
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Assignee:
NISSEN CORP
Primary Class:
482/29
International Classes:
A63B5/11; A63B5/00; A63B5/00




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