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经营范围
发明名称
HELMET
摘要
申请公布号
GB8401017(D0)
申请公布日期
1984.02.15
申请号
GB19840001017
申请日期
1984.01.14
申请人
WRIGHT, R J
发明人
分类号
F16P1/06
主分类号
F16P1/06
代理机构
代理人
主权项
地址
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