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发明名称
Tubular heat exchange apparatus
摘要
申请公布号
US2252045(A)
申请公布日期
1941.08.12
申请号
US19400312376
申请日期
1940.01.04
申请人
FRANK SPANNER EDWARD
发明人
SPANNER EDWARD FRANK
分类号
F28F1/06
主分类号
F28F1/06
代理机构
代理人
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地址
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