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经营范围
发明名称
Apparatus for heating water
摘要
申请公布号
US2066190(A)
申请公布日期
1936.12.29
申请号
US19330650106
申请日期
1933.01.04
申请人
SWARS PAUL G
发明人
SWARS PAUL G.
分类号
F24H1/20
主分类号
F24H1/20
代理机构
代理人
主权项
地址
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