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发明名称
AUTOMATIC DRILLING APPARATUS
摘要
申请公布号
SU831411(A1)
申请公布日期
1981.05.23
申请号
SU19782696642
申请日期
1978.12.13
申请人
NAGORNYAK STEPAN G,SU;KRIVYJ PETR D,SU
发明人
NAGORNYAK STEPAN G,SU;KRIVYJ PETR D,SU
分类号
B23B47/00;(IPC1-7):B23B47/00
主分类号
B23B47/00
代理机构
代理人
主权项
地址
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