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经营范围
发明名称
Magnetic valve
摘要
申请公布号
US2670749(A)
申请公布日期
1954.03.02
申请号
US19500174926
申请日期
1950.07.20
申请人
HANOVIA CHEMICAL & MANUFACTURING COMPANY
发明人
GERMER EDMUND
分类号
F16K13/10;F16K31/06;H01F1/44
主分类号
F16K13/10
代理机构
代理人
主权项
地址
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