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A new or improved heel grip for personal wear to prevent skidding on slippery surfaces
A new or improved heel grip for personal wear to prevent skidding on slippery surfaces
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机译:一种新的或改进的后跟抓地力,可用于个人穿着,以防止在光滑表面上打滑
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摘要
521,538. Heel grips. MACKIE, J. W. July 12, 1939, No. 20268. [Class 17 (ii)] A heel grip wholly moulded from rubber or rubber substitute and adapted to be worn on. the bare foot comprises a heel part 1 and an integral or attached roughened tread part 2. Part or the whole of the heel part may be roughened, as shown at 3. The device is secured by a strap 4 or by a wire reinforcement in the edge of the part 1.
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