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发明名称
PROJECTEUR DE DIAPOSITIVES
摘要
申请公布号
BE892938(A1)
申请公布日期
1982.08.16
申请号
BE19820207902
申请日期
1982.04.22
申请人
ERNST LEITZ WETZLAR G.M.B.H.
发明人
K. HENKELMANN
分类号
G03B23/04;(IPC1-7):G03B/
主分类号
G03B23/04
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