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发明名称
Goggles attachment for hats
摘要
申请公布号
US1832747(A)
申请公布日期
1931.11.17
申请号
US19310541514
申请日期
1931.06.01
申请人
JOHN SPOLJARICH
发明人
SPOLJARICH JOHN
分类号
G02C3/02
主分类号
G02C3/02
代理机构
代理人
主权项
地址
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