Method of making a decorative surface covering
United States Patent 3257252

Inventors:
Keel, Donald K.
Publication Date:
06/21/1966
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Assignee:
CONGOLEUM NAIRN INC
Primary Class:
Other Classes:
428/172, 428/159, 156/209, 428/163, 428/158, 428/319.700, 156/247
International Classes:
B32B5/20; B32B27/00
US Patent References:
2956310Casting of thin cellular resin sheets
2961332Process for producing decorative foam surface coverings
Foreign References:
CA546546A
GB858910A