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发明名称
MULTIPLE STUFFING BOX WITH SOFT PACKING
摘要
申请公布号
PL144449(B1)
申请公布日期
1988.05.31
申请号
PL19850253923
申请日期
1985.06.11
申请人
发明人
分类号
F16J;F16J15/18;F16J15/56;(IPC1-7):F16J15/18
主分类号
F16J
代理机构
代理人
主权项
地址
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