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经营范围
发明名称
Steam boiler
摘要
申请公布号
US1760829(A)
申请公布日期
1930.05.27
申请号
US19270181385
申请日期
1927.04.06
申请人
WILLIAMETTE IRON AND STEEL WORKS
发明人
GORBUTT SIDNEY B.
分类号
F22B37/26;F22B37/28
主分类号
F22B37/26
代理机构
代理人
主权项
地址
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