| 发明名称 |
Head-protective helmet with geodesic dome |
| 摘要 |
A head-protective helmet comprising a geodesic dome. A further feature is the geodesic dome in combination with other elements providing a head-protective helmet.
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| 申请公布号 |
US6260212(B1) |
申请公布日期 |
2001.07.17 |
| 申请号 |
US19990415080 |
申请日期 |
1999.10.12 |
| 申请人 |
MINE SAFETY APPLIANCES COMPANY |
发明人 |
OROTELLI LOUIS;GORDON KERRY W. |
| 分类号 |
A42B3/04;A42B3/06;A42B3/12;(IPC1-7):A42B1/06 |
主分类号 |
A42B3/04 |
| 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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