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Title:
Trampolines
Document Type and Number:
United States Patent 3233895
Inventors:
Grelle, Albert C.
Rauschenberger, John K.
Publication Date:
02/08/1966
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Assignee:
Grelle, Albert C.
Rauschenberger, John K.
Primary Class:
482/27
Other Classes:
182/139
International Classes:
A63B5/11
;
A63B5/00
US Patent References:
2370990
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2588722
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3004623
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Protective pad and method of forming the same
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