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经营范围
发明名称
Improvements in or relating to motion picture projectors with automatic edgewise film threading and loop forming mechanism
摘要
申请公布号
GB1061721(A)
申请公布日期
1967.03.15
申请号
GB19630026741
申请日期
1963.07.27
申请人
J.M. DEVELOPMENTS, INC.
发明人
分类号
G03B1/42;G03B1/56;G03B31/02
主分类号
G03B1/42
代理机构
代理人
主权项
地址
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