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发明名称
Motion picture film
摘要
申请公布号
US1849909(A)
申请公布日期
1932.03.15
申请号
US19280273342
申请日期
1928.04.27
申请人
FRED R. WRIGHT
发明人
CONKIE WALDO JOHN
分类号
G03B31/02
主分类号
G03B31/02
代理机构
代理人
主权项
地址
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