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发明名称
THREAD CUTTING METHOD FOR STEEL PIPE
摘要
申请公布号
JPH0919827(A)
申请公布日期
1997.01.21
申请号
JP19950172261
申请日期
1995.07.07
申请人
NKK CORP
发明人
TAKARA TETSUYA;KINOSHITA HARUHIKO
分类号
B23G1/22;(IPC1-7):B23G1/22
主分类号
B23G1/22
代理机构
代理人
主权项
地址
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