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经营范围
发明名称
Steam circulation heating plant
摘要
申请公布号
US1969181(A)
申请公布日期
1934.08.07
申请号
US19310530380
申请日期
1931.04.15
申请人
ADOLF MIERSBE
发明人
MIERSBE ADOLF
分类号
F24D1/00
主分类号
F24D1/00
代理机构
代理人
主权项
地址
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