发明名称 |
Air cleaning magnetic attachment for a welder's face mask |
摘要 |
A section of flexible magnetic sheet material is bonded to the inner surface of a welder's face mask in that area below and on either side of an eye protective lens covered opening of a welder's face mask.
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申请公布号 |
US4475249(A) |
申请公布日期 |
1984.10.09 |
申请号 |
US19820422428 |
申请日期 |
1982.09.23 |
申请人 |
GOLAY, KENNETH W. |
发明人 |
GOLAY, KENNETH W. |
分类号 |
A61F9/06;(IPC1-7):A42B1/00;A61F9/00 |
主分类号 |
A61F9/06 |
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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