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发明名称
SELF-CLOSING CHECK VALVE
摘要
申请公布号
JPH04203683(A)
申请公布日期
1992.07.24
申请号
JP19900338985
申请日期
1990.11.30
申请人
HITACHI PLANT ENG & CONSTR CO LTD
发明人
TAKAHASHI AKITAKE;INOUE TOSHIO
分类号
F16K15/06
主分类号
F16K15/06
代理机构
代理人
主权项
地址
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