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发明名称
SPECTACLES LENS STUD
摘要
申请公布号
CA375866(A)
申请公布日期
1938.08.16
申请号
CAD375866
申请日期
申请人
HYMAN KLAYF
发明人
HYMAN KLAYF
分类号
主分类号
代理机构
代理人
主权项
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