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发明名称
ZAWOR PRZELEWOWY
摘要
申请公布号
PL96448(B1)
申请公布日期
1977.12.31
申请号
PL19750185552
申请日期
1975.12.13
申请人
发明人
分类号
F16K17/02;(IPC1-7):F16K17/02
主分类号
F16K17/02
代理机构
代理人
主权项
地址
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