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经营范围
发明名称
Steam boiler
摘要
申请公布号
US2061087(A)
申请公布日期
1936.11.17
申请号
US19340741421
申请日期
1934.08.25
申请人
POWER JOHN J
发明人
POWER JOHN J.
分类号
F22B13/02
主分类号
F22B13/02
代理机构
代理人
主权项
地址
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