发明名称 Boot appliance for improved traction and wear protection
摘要 A boot appliance for improved traction for attachment to the sole of a boot includes a toe portion, a heel portion and a resilient middle portion for stretchably connecting the toe and heel portions. Both the toe and heel portions include stud tread designs on the bottom surfaces whereby to provide improved traction, cushion and wear prevention. The toe and heel portions also include toe and heel restraining straps, respectfully, for releaseably connecting the boot appliance for improved traction to the sole and heel of a boot.
申请公布号 US4299037(A) 申请公布日期 1981.11.10
申请号 US19800111393 申请日期 1980.01.11
申请人 CAREY, MICHAEL J. 发明人 CAREY, MICHAEL J.
分类号 A01B1/24;A43C15/06;(IPC1-7):A43B3/10;A43C15/00 主分类号 A01B1/24
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