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发明名称
Ton-Diapositiv-Projektor
摘要
申请公布号
DE1951030(A1)
申请公布日期
1971.04.22
申请号
DE19691951030
申请日期
1969.10.09
申请人
MARVIN GLASS & ASSOCIATES
发明人
LICITIS GUNARS;KRAMER NORMAN;DISKO HARRY;IRVING GLASS MARVIN
分类号
G03B31/06
主分类号
G03B31/06
代理机构
代理人
主权项
地址
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