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发明名称
Water cooler
摘要
申请公布号
US1942741(A)
申请公布日期
1934.01.09
申请号
US19310506246
申请日期
1931.01.02
申请人
AUSTIN LOUIS L
发明人
AUSTIN LOUIS L.
分类号
F25D31/00
主分类号
F25D31/00
代理机构
代理人
主权项
地址
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