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发明名称
Heating boiler
摘要
申请公布号
US1930851(A)
申请公布日期
1933.10.17
申请号
US19330650083
申请日期
1933.01.04
申请人
THE MCCATHRON BOILER WORKS CO., INC.
发明人
HOOPER ELMER A.
分类号
F24H1/52
主分类号
F24H1/52
代理机构
代理人
主权项
地址
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