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发明名称
Cinematograph projection apparatus
摘要
申请公布号
GB304315(A)
申请公布日期
1930.01.02
申请号
GB19290001076
申请日期
1929.01.11
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
G03B1/50
主分类号
G03B1/50
代理机构
代理人
主权项
地址
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