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发明名称
Heat exchanger
摘要
申请公布号
US1930879(A)
申请公布日期
1933.10.17
申请号
US19320638220
申请日期
1932.10.17
申请人
ROSENBLAD
发明人
LINDEROTH ERIK TORVALD;ROSENBLAD CURT FREDRIK
分类号
F28D9/04
主分类号
F28D9/04
代理机构
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