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发明名称
Apparatus for making coffee infusions
摘要
申请公布号
US2175727(A)
申请公布日期
1939.10.10
申请号
US19370139761
申请日期
1937.04.29
申请人
GRAHAM MAURICE H
发明人
GRAHAM MAURICE H.
分类号
A47J31/053
主分类号
A47J31/053
代理机构
代理人
主权项
地址
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