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发明名称
Vorrichtung zum Steifen von Filzplatten
摘要
申请公布号
DE558686(C)
申请公布日期
1932.09.26
申请号
DE1931O018852D
申请日期
1931.02.17
申请人
FRIEDRICH OHRNDORF
发明人
分类号
D04H17/00
主分类号
D04H17/00
代理机构
代理人
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