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发明名称
Thermostatic device
摘要
申请公布号
US2149892(A)
申请公布日期
1939.03.07
申请号
US19310555211
申请日期
1931.08.05
申请人
MARGARET PERCIVAL JOHANNA
发明人
PERCIVAL JOHANNA MARGARET
分类号
H01H37/54;H05B1/02
主分类号
H01H37/54
代理机构
代理人
主权项
地址
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