| 发明名称 |
Boot with oversized toe box for thermal insulation |
| 摘要 |
A boot having an oversized toe box within which a layer of cold weather insulating material of increased thickness is provided.
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| 申请公布号 |
US2003070323(A1) |
申请公布日期 |
2003.04.17 |
| 申请号 |
US20010977463 |
申请日期 |
2001.10.15 |
| 申请人 |
JOHNSON WILLIAM C. |
发明人 |
JOHNSON WILLIAM C. |
| 分类号 |
A43B7/32;A43B7/34;A43B23/07;(IPC1-7):A43C13/14 |
主分类号 |
A43B7/32 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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