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经营范围
发明名称
Water heater
摘要
申请公布号
US2604888(A)
申请公布日期
1952.07.29
申请号
US19490086765
申请日期
1949.04.11
申请人
PIATT PRODUCTS CORPORATION
发明人
RITTER ANDREW P.
分类号
F24H9/12
主分类号
F24H9/12
代理机构
代理人
主权项
地址
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