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经营范围
发明名称
Air heater
摘要
申请公布号
US2492315(A)
申请公布日期
1949.12.27
申请号
US19460686755
申请日期
1946.07.27
申请人
MCGRAW ELECTRIC COMPANY
发明人
OSTERHELD CLARK M.
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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