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发明名称
Apparatus for projecting cinematographic images carried on disks
摘要
申请公布号
US2203437(A)
申请公布日期
1940.06.04
申请号
US19360101919
申请日期
1936.09.22
申请人
RUDOLF LEVY
发明人
LEVY RUDOLF
分类号
G03B21/32;G03B31/00
主分类号
G03B21/32
代理机构
代理人
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地址
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