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发明名称
PRESSURIZED VALVE
摘要
申请公布号
PL278145(A1)
申请公布日期
1989.11.13
申请号
PL19890278145
申请日期
1989.03.07
申请人
PRZED MECHANIZACJI AUTOMATYZAC
发明人
WOLEK WLADYSLAW;KOZERA ANDRZEJ
分类号
E21D15/51;F16K;F16K15/18;(IPC1-7):F16K/
主分类号
E21D15/51
代理机构
代理人
主权项
地址
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