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经营范围
发明名称
Fluid lens having bubble elimination means
摘要
申请公布号
US2484675(A)
申请公布日期
1949.10.11
申请号
US19470777699
申请日期
1947.10.03
申请人
CARL BIDERMAN
发明人
BIDERMAN CARL
分类号
G02B3/12
主分类号
G02B3/12
代理机构
代理人
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