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经营范围
发明名称
Cinematograph projector
摘要
申请公布号
US1861496(A)
申请公布日期
1932.06.07
申请号
US19280300986
申请日期
1928.08.21
申请人
COOPER-GEE LIMITED
发明人
GUGGENHEIM CONSTANT
分类号
G03B33/00
主分类号
G03B33/00
代理机构
代理人
主权项
地址
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