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经营范围
发明名称
Thermostatic switch
摘要
申请公布号
US1897316(A)
申请公布日期
1933.02.14
申请号
US19230627855
申请日期
1923.03.26
申请人
SPENCER THERMOSTAT COMPANY
发明人
MARSHALL LAURENCE K.
分类号
H01H9/40
主分类号
H01H9/40
代理机构
代理人
主权项
地址
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