发明名称 Safety footwear
摘要 A footwear product, such as a rubber boot, has protective plates disposed to prevent the penetration of sharp objects into a wearer's foot. A first rigid protective plate is embedded in the sole, and a second rigid protective plate is disposed to cover an inside side portion of the instep. In combination, the plates prevent penetration of a sharp object into the wearer's foot when the wearer steps on the object.
申请公布号 US5546680(A) 申请公布日期 1996.08.20
申请号 US19930122617 申请日期 1993.09.17
申请人 LACROSSE FOOTWEAR, INC. 发明人 BARMA, TARACHAND S.;BAIER, JOHN L.
分类号 A43B7/32;(IPC1-7):A43B13/16 主分类号 A43B7/32
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