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发明名称
Freezing device
摘要
申请公布号
US2474936(A)
申请公布日期
1949.07.05
申请号
US19460680188
申请日期
1946.06.28
申请人
ELLIOTT ROBERT E
发明人
ELLIOTT ROBERT E.
分类号
F25C1/24
主分类号
F25C1/24
代理机构
代理人
主权项
地址
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