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发明名称
REGULATING VALVE
摘要
申请公布号
PL153887(B2)
申请公布日期
1991.06.28
申请号
PL19880275512
申请日期
1988.10.25
申请人
发明人
分类号
A62B23/00;B01D;B01D39/14;(IPC1-7):B01D39/14
主分类号
A62B23/00
代理机构
代理人
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地址
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