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发明名称
LIGHT FOR SPECTACLES
摘要
申请公布号
CA388749(A)
申请公布日期
1940.05.21
申请号
CAD388749
申请日期
申请人
WILLIAM O. ANDERSON
发明人
WILLIAM O. ANDERSON
分类号
主分类号
代理机构
代理人
主权项
地址
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