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发明名称
Motion picture projector apparatus
摘要
申请公布号
US2324372(A)
申请公布日期
1943.07.13
申请号
US19410391765
申请日期
1941.05.03
申请人
FRED J. WENZEL
发明人
DODEGGE CARL
分类号
G03B1/56
主分类号
G03B1/56
代理机构
代理人
主权项
地址
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