Title:
ARTIFICIAL SKATING SURFACE
United States Patent 3508945
Inventors:
Haemer, Laurence F.
Mcculley, Randolph C.
Stoltz Jr., Vincent J.
Publication Date:
04/28/1970
Export Citation:
Assignee:
VINYL PLASTICS INC
Primary Class:
Other Classes:
264/49, 404/17, 404/72, 428/15, 472/90, 508/100, 521/61, 521/73
International Classes:
E01C13/10; E01C13/00; (IPC1-7): B44C1/20; B44C1/22; B44C5/00
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US Patent References:




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