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发明名称
Diapositivprojektor mit doppelter Optik
摘要
申请公布号
DE1547306(A1)
申请公布日期
1969.12.04
申请号
DE19661547306
申请日期
1966.10.21
申请人
GRENIER,GEORGES
发明人
GRENIER,GEORGES
分类号
G03B23/18;G03B35/20
主分类号
G03B23/18
代理机构
代理人
主权项
地址
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