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发明名称
Refrigerator variable differential control device
摘要
申请公布号
US2193679(A)
申请公布日期
1940.03.12
申请号
US19330674689
申请日期
1933.06.07
申请人
RANCO INCORPORATED
发明人
RANEY ESTEL C.
分类号
F25B49/02
主分类号
F25B49/02
代理机构
代理人
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地址
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