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发明名称
HEAT EXCHANGE APPARATUS
摘要
申请公布号
CA371646(A)
申请公布日期
1938.02.01
申请号
CAD371646
申请日期
申请人
E. A. LABORATORIES INC.
发明人
CARL E. MEYERHOEFER
分类号
主分类号
代理机构
代理人
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