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发明名称
Projektionsgeraet fuer Vor- und Rueckwaertsprojektion
摘要
申请公布号
DE1154343(B)
申请公布日期
1963.09.12
申请号
DE1960N019215
申请日期
1960.11.18
申请人
NIEZOLDI & KRAEMER G.M.B.H. FABRIK FUER SCHMALFILMAPPARATE
发明人
ROTH JOHANN
分类号
G03B9/10
主分类号
G03B9/10
代理机构
代理人
主权项
地址
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