| http://www.w3.org/ns/prov#value | - In such earlier grips of applicant's design the thickness of polyurethane layer relative to the thickness of the felt layer as compared to prior art resilient grips, i.e. the ratio of the thickness of the polyurethane layer to the thickness of the felt layer was a minimum of approximately 0.18, with the thickness of the polyurethane layer hag been about equal to or thicker than the thickness of th
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