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发明名称
Coffee brewing
摘要
申请公布号
US2601067(A)
申请公布日期
1952.06.17
申请号
US19480016840
申请日期
1948.03.24
申请人
RAYTHEON MANUFACTURING COMPANY
发明人
SPENCER PERCY L.
分类号
A47J31/043;A47J31/54
主分类号
A47J31/043
代理机构
代理人
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地址
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