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发明名称
METHOD FOR FORMING VALVE SEAT SURFACE
摘要
申请公布号
JPH06123365(A)
申请公布日期
1994.05.06
申请号
JP19920298022
申请日期
1992.10.09
申请人
NABCO LTD;MUTOU KOGYO KK
发明人
IMUDA YUKIHIRO;MUTO MAMORU
分类号
C21D9/00;F16K1/42;(IPC1-7):F16K1/42
主分类号
C21D9/00
代理机构
代理人
主权项
地址
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Mjölbehandlingsmetod
Oljeskyddssystem
