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经营范围
发明名称
Heat exchanger
摘要
申请公布号
US2259604(A)
申请公布日期
1941.10.21
申请号
US19390295928
申请日期
1939.09.21
申请人
SUN OIL COMPANY
发明人
BANKS DANIEL B.
分类号
F28F9/22
主分类号
F28F9/22
代理机构
代理人
主权项
地址
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