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经营范围
发明名称
INNER SCREW GATE VALVE
摘要
申请公布号
JPH11201298(A)
申请公布日期
1999.07.27
申请号
JP19980002345
申请日期
1998.01.08
申请人
MAEZAWA IND INC
发明人
KANEDA ICHIJI
分类号
F16K3/00;(IPC1-7):F16K3/00
主分类号
F16K3/00
代理机构
代理人
主权项
地址
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