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发明名称
Slide projectors
摘要
申请公布号
GB1138478(A)
申请公布日期
1969.01.01
申请号
GB19660012869
申请日期
1966.03.23
申请人
VOIGTLAENDER AKTIENGESELLSCHAFT
发明人
分类号
G03B23/04;G03B23/06
主分类号
G03B23/04
代理机构
代理人
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