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发明名称
DEEP-DRILLING UNIT
摘要
申请公布号
CS257966(B1)
申请公布日期
1988.07.15
申请号
CS19860002718
申请日期
1986.04.14
申请人
BLESIK,KAREL,CS;SMISEK,JOSEF,CS;TRNKA,ANTONIN,CS
发明人
BLESIK,KAREL,CS;SMISEK,JOSEF,CS;TRNKA,ANTONIN,CS
分类号
B23B47/08;(IPC1-7):B23B47/08
主分类号
B23B47/08
代理机构
代理人
主权项
地址
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