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发明名称
ZAWOR PRZELEWOWY
摘要
申请公布号
PL102772(B1)
申请公布日期
1979.04.30
申请号
PL19770197707
申请日期
1977.04.27
申请人
发明人
分类号
F16K;F16K17/04;F16K51/00;(IPC1-7):F16K17/04
主分类号
F16K
代理机构
代理人
主权项
地址
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