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发明名称
Lens holder
摘要
申请公布号
US2014747(A)
申请公布日期
1935.09.17
申请号
US19350009859
申请日期
1935.03.07
申请人
IKE ROSENBAUM
发明人
ROSENBAUM IKE
分类号
G02C1/02
主分类号
G02C1/02
代理机构
代理人
主权项
地址
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