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发明名称
Jet pump refrigeration system
摘要
申请公布号
US2683971(A)
申请公布日期
1954.07.20
申请号
US19520315888
申请日期
1952.10.21
申请人
ULTRASONIC CORPORATION
发明人
NEUMANN ERNEST P.;LUSTWERK FERDINAND
分类号
F25B1/08
主分类号
F25B1/08
代理机构
代理人
主权项
地址
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