Title:
WEAR-TESTING METHOD
Document Type and Number:
United States Patent 3516281

Inventors:
Taub, Stephen E.
Publication Date:
06/23/1970
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Assignee:
INST RESEARCH COUNCIL INC
Primary Class:
73/7
International Classes:
G01N3/56; G01N33/36; G01N3/56
US Patent References:
1906175Machine for determining the resisting qualities in wear of leather for soles
2638776Mechanical footwear testing machine
2895326Rug wear testing machine
3134255Carpet wear tester
3323349Method and apparatus for testing floor coverings
3382701Rug tester


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