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发明名称
Feed-water-heating apparatus for boilers
摘要
申请公布号
US1760794(A)
申请公布日期
1930.05.27
申请号
US19270235618
申请日期
1927.11.25
申请人
SULLIVAN EDWARD F
发明人
SULLIVAN EDWARD F.
分类号
F22D1/42
主分类号
F22D1/42
代理机构
代理人
主权项
地址
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