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经营范围
发明名称
Ball valve unit
摘要
申请公布号
US3270772(A)
申请公布日期
1966.09.06
申请号
US19650481503
申请日期
1965.08.23
申请人
RAKUS JOZEF M
发明人
RAKUS JOZEF M.
分类号
F16K5/06;F16K27/06
主分类号
F16K5/06
代理机构
代理人
主权项
地址
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