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经营范围
发明名称
Electrically operated valve
摘要
申请公布号
US1920925(A)
申请公布日期
1933.08.01
申请号
US19320594522
申请日期
1932.02.23
申请人
WILHELM JUCHHEIM;ERNST JUCHHEIM
发明人
JUCHHEIM WILHELM;JUCHHEIM ERNST
分类号
F16K31/06
主分类号
F16K31/06
代理机构
代理人
主权项
地址
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