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发明名称
Goggles structure
摘要
申请公布号
US2619642(A)
申请公布日期
1952.12.02
申请号
US19490097862
申请日期
1949.06.08
申请人
CHRISTENSEN WILLIAM R;CROSS CHESTER E
发明人
CHRISTENSEN WILLIAM R.;CROSS CHESTER E.
分类号
A61F9/02
主分类号
A61F9/02
代理机构
代理人
主权项
地址
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