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发明名称
Slide-controlling structure for photographic projectors
摘要
申请公布号
US3412495(A)
申请公布日期
1968.11.26
申请号
US19660528870
申请日期
1966.02.21
申请人
VOIGLANDER A.G.
发明人
ZILLMER ERICH
分类号
G03B23/04
主分类号
G03B23/04
代理机构
代理人
主权项
地址
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