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经营范围
发明名称
Reproducing and projecting apparatus
摘要
申请公布号
US2411514(A)
申请公布日期
1946.11.26
申请号
US19440547248
申请日期
1944.07.29
申请人
SAMUEL BLANC
发明人
BLANC SAMUEL
分类号
G03B27/32
主分类号
G03B27/32
代理机构
代理人
主权项
地址
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