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经营范围
发明名称
Heat exchangers
摘要
申请公布号
US3363679(A)
申请公布日期
1968.01.16
申请号
US19660572628
申请日期
1966.08.15
申请人
THE AMERICAN SCHACK COMPANY, INC.
发明人
ERNEST WALTER
分类号
F28D7/00;F28D7/02;F28D7/10;F28F9/00;F28F27/02
主分类号
F28D7/00
代理机构
代理人
主权项
地址
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