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发明名称
FORMATION OF FILM ON INSIDE SURFACE OF PIPE
摘要
申请公布号
JPH03234381(A)
申请公布日期
1991.10.18
申请号
JP19900029201
申请日期
1990.02.08
申请人
NKK CORP
发明人
UENO YASUHIRO;KABASAWA MAKOTO
分类号
B23K20/00
主分类号
B23K20/00
代理机构
代理人
主权项
地址
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