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经营范围
发明名称
Sputnik cap
摘要
申请公布号
US2971082(A)
申请公布日期
1961.02.07
申请号
US19580744724
申请日期
1958.06.26
申请人
DEAN FRANK
发明人
FRANK DEAN
分类号
A42B1/24
主分类号
A42B1/24
代理机构
代理人
主权项
地址
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