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发明名称
METHOD OF PREPARING DRILLING DATA
摘要
申请公布号
JPH01140946(A)
申请公布日期
1989.06.02
申请号
JP19870298269
申请日期
1987.11.25
申请人
NEC CORP
发明人
NISHIZAWA RYOKO
分类号
B23Q15/00
主分类号
B23Q15/00
代理机构
代理人
主权项
地址
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