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经营范围
发明名称
HELMETS
摘要
申请公布号
GB8628864(D0)
申请公布日期
1987.01.28
申请号
GB19860028864
申请日期
1986.12.03
申请人
HELMETS LTD
发明人
分类号
A42B3/22
主分类号
A42B3/22
代理机构
代理人
主权项
地址
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