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发明名称
Compensator for heating boilers
摘要
申请公布号
US2067315(A)
申请公布日期
1937.01.12
申请号
US19350036727
申请日期
1935.08.17
申请人
发明人
DIETRICH HARRY A. R.
分类号
F24H1/32;F24H9/14
主分类号
F24H1/32
代理机构
代理人
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地址
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