Title:
Trampolines
United States Patent 3276544
US Patent References:
/0952871.html
- - 0952871

Life net
- - 2430714

Trampolines
- - 2809383

Trampoline
- - 2858551

Stretching rack
- - 3226861


Inventors:
Siemers, Hall Nevil
Publication Date:
10/04/1966
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Assignee:
Siemers, Hall Nevil
Primary Class:
482/28
International Classes:
A63B5/11; A63B5/00