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经营范围
发明名称
WELDING HELMET
摘要
申请公布号
GB2208323(A)
申请公布日期
1989.03.22
申请号
GB19880023553
申请日期
1988.10.07
申请人
BERNARD * ROSEN
发明人
BERNARD * ROSEN
分类号
A61F9/06
主分类号
A61F9/06
代理机构
代理人
主权项
地址
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