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发明名称
Fluid-tight valve seat
摘要
申请公布号
US2959392(A)
申请公布日期
1960.11.08
申请号
US19570695312
申请日期
1957.11.08
申请人
VON PLATEN BALTZAR CARL;LENNART JONSSON FINN
发明人
PLATEN BALTZAR CARL VON;JONSSON FINN LENNART
分类号
F16K1/42
主分类号
F16K1/42
代理机构
代理人
主权项
地址
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