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经营范围
发明名称
A self-threading motion-picture projector
摘要
申请公布号
GB1077236(A)
申请公布日期
1967.07.26
申请号
GB19640046231
申请日期
1964.11.12
申请人
ELMO COMPANY LIMITED
发明人
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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