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发明名称
Foerder- oder Mischschnecke
摘要
申请公布号
DE838424(C)
申请公布日期
1952.05.23
申请号
DE1951H007217
申请日期
1951.01.12
申请人
EWALD HAFFNER
发明人
HAFFNER EWALD
分类号
B65G33/32
主分类号
B65G33/32
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代理人
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