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发明名称
DOUBLE RELIEF VALVE
摘要
申请公布号
PL304094(A1)
申请公布日期
1996.01.08
申请号
PL19940304094
申请日期
1994.06.30
申请人
FABRYKA ZMECHANIZOWANYCH OBUDOW SCIANOWYCH FAZOS
发明人
WOLEK WLADYSLAW;ZAJKOWSKI KRZYSZTOF;SOSNICA JOACHIM;DREWNIAK ADOLF
分类号
E21D15/51;E21D23/06;F16K17/00;(IPC1-7):E21D23/06
主分类号
E21D15/51
代理机构
代理人
主权项
地址
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