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发明名称
Aufrollbarer Bildschirm
摘要
申请公布号
DE563574(C)
申请公布日期
1932.11.07
申请号
DED563574D
申请日期
1930.09.28
申请人
ROBERT FORGIE HUNTER;ARTHUR BLACKBURN
发明人
分类号
G03B21/58
主分类号
G03B21/58
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