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发明名称
Boiler
摘要
申请公布号
US2207162(A)
申请公布日期
1940.07.09
申请号
US19380183330
申请日期
1938.01.04
申请人
JAMES A. ROSS
发明人
ROSS JOSEPH F.
分类号
F22B25/00
主分类号
F22B25/00
代理机构
代理人
主权项
地址
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