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发明名称
CUTTING HEAD
摘要
申请公布号
SU814609(A1)
申请公布日期
1981.03.23
申请号
SU19772472677
申请日期
1977.04.06
申请人
URALSKY ZAVOD TYAZHELOVO MASH
发明人
MEDVEDEV GRIGORIJ M,SU;STARKOV VASILIJ T,SU
分类号
B23F21/04;(IPC1-7):B23F21/04
主分类号
B23F21/04
代理机构
代理人
主权项
地址
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