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经营范围
发明名称
Water tube boiler
摘要
申请公布号
US1921639(A)
申请公布日期
1933.08.08
申请号
US19310557828
申请日期
1931.08.18
申请人
THE FIRM SULZER FRERES SOCIETE ANONYME
发明人
SCHMIDLI ADALBERT
分类号
F22B21/18
主分类号
F22B21/18
代理机构
代理人
主权项
地址
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