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经营范围
发明名称
Tubular boiler
摘要
申请公布号
US2178619(A)
申请公布日期
1939.11.07
申请号
US19380188472
申请日期
1938.02.03
申请人
HERMAN E. VICTOR
发明人
VICTOR ARTHUR P.
分类号
F24H1/40
主分类号
F24H1/40
代理机构
代理人
主权项
地址
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