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发明名称
Apparatus for recovering heat from waste water
摘要
申请公布号
US1989340(A)
申请公布日期
1935.01.29
申请号
US19320638405
申请日期
1932.10.18
申请人
SHEPHERD ALLAN T
发明人
SHEPHERD ALLAN T.
分类号
F28D7/16;F28F13/12
主分类号
F28D7/16
代理机构
代理人
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