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发明名称
OPTICAL SLIDE PROJECTORS
摘要
申请公布号
GB1532608(A)
申请公布日期
1978.11.15
申请号
GB19770034718
申请日期
1977.08.18
申请人
ROLLEI WERKE FRANKE HEIDECKE
发明人
分类号
G03B23/04;G03B23/14;(IPC1-7):G03B23/12
主分类号
G03B23/04
代理机构
代理人
主权项
地址
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