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发明名称
Boiler
摘要
申请公布号
US1863476(A)
申请公布日期
1932.06.14
申请号
US19300431866
申请日期
1930.02.27
申请人
WILLIAM FRANZHEIM GEORGE
发明人
FRANZHEIM GEORGE WILLIAM
分类号
F24H1/38
主分类号
F24H1/38
代理机构
代理人
主权项
地址
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