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发明名称
Drehbohrkrone mit nachstellbaren Messern
摘要
申请公布号
DE537686(C)
申请公布日期
1931.11.09
申请号
DED537686D
申请日期
1930.08.14
申请人
HANIEL & LUEG G.M.B.H.
发明人
分类号
B28D1/04;E21B10/48;E21B10/58;E21B10/62;E21B10/633
主分类号
B28D1/04
代理机构
代理人
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