Title:
Spring floors
United States Patent 2919476
Inventors:
Bernhard, Fritz
Publication Date:
01/05/1960
Export Citation:
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Assignee:
Bernhard, Fritz
Primary Class:
52/393
Other Classes:
52/474, 52/782.1
International Classes:
E04F15/22; E04F15/22
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US Patent References:
2387266Vehicle suspension
2325430Shock absorbing mechanism
2026511Floor and process of laying the same
0104907N/A
Foreign References:
GB187600259A