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发明名称
Vorrichtung zur Herstellung von Schraubenlinien
摘要
申请公布号
DE578745(C)
申请公布日期
1933.06.17
申请号
DED578745D
申请日期
1930.06.26
申请人
WILHELM BOHNE
发明人
分类号
B25H7/00
主分类号
B25H7/00
代理机构
代理人
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