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发明名称
Verwendung einer als 90íÒ-Evolventenschnecke ausgebildeten Schleifschnecke zum Schleifen von Stinraedern
摘要
申请公布号
DE748586(C)
申请公布日期
1944.11.17
申请号
DE1938N042745D
申请日期
1938.12.13
申请人
DEUTSCHE NILES WERKE AG.
发明人
NIESSEN DIPL.-ING. KARL OTTO
分类号
B23F21/02
主分类号
B23F21/02
代理机构
代理人
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地址
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