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经营范围
发明名称
Thermostatic valve
摘要
申请公布号
US2352203(A)
申请公布日期
1944.06.27
申请号
US19400343479
申请日期
1940.07.01
申请人
JOHNSON ROGER C
发明人
JOHNSON ROGER C.
分类号
G05D23/08
主分类号
G05D23/08
代理机构
代理人
主权项
地址
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