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发明名称
SEALED BALL VALVE
摘要
申请公布号
JPS57110873(A)
申请公布日期
1982.07.09
申请号
JP19810179130
申请日期
1981.11.10
申请人
CELANESE CORP
发明人
RARUFU JIEI HOOBAATO;ROBAATO DEI RATSUPU;POORU EFU MASUTORO
分类号
F16K27/06;F16K5/06
主分类号
F16K27/06
代理机构
代理人
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地址
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