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发明名称
Wechselvorrichtung fuer Bildwerfer
摘要
申请公布号
DE1026990(B)
申请公布日期
1958.03.27
申请号
DE1954B031562
申请日期
1954.06.25
申请人
CARL BRAUN
发明人
PFOERTSCH FRIEDRICH
分类号
G03B23/04
主分类号
G03B23/04
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