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发明名称
摘要
申请公布号
FR2075609(A5)
申请公布日期
1971.10.08
申请号
FR19710001359
申请日期
1971.01.15
申请人
DRABERT SOHNE
发明人
分类号
D06C13/00;(IPC1-7):D06C13/00
主分类号
D06C13/00
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