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发明名称
Electric heater
摘要
申请公布号
US2174951(A)
申请公布日期
1939.10.03
申请号
US19370144739
申请日期
1937.05.25
申请人
SHEPHERD DAVID A;STEWART MARCUS C
发明人
SHEPHERD DAVID A.;STEWART MARCUS C.
分类号
F24H3/00
主分类号
F24H3/00
代理机构
代理人
主权项
地址
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