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发明名称
Verfahren und Einrichtung zur Herstellung von Papierhohlkörpern aus Faserstoffen nach dem Gautschverfahren.
摘要
申请公布号
AT137159(B)
申请公布日期
1934.04.10
申请号
ATD137159
申请日期
1932.05.09
申请人
DR. OSKAR ARENDT
发明人
DR. OSKAR ARENDT
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主分类号
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