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发明名称
Two part detachable liner for safety helmets
摘要
申请公布号
US3153792(A)
申请公布日期
1964.10.27
申请号
US19630293615
申请日期
1963.07.09
申请人
MARIETTA MICHAEL T
发明人
MARIETTA MICHAEL T.
分类号
A42B3/12
主分类号
A42B3/12
代理机构
代理人
主权项
地址
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