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发明名称
Can opener
摘要
申请公布号
US2111022(A)
申请公布日期
1938.03.15
申请号
US19370119864
申请日期
1937.01.09
申请人
DAILY FRANK R
发明人
DAILY FRANK R.
分类号
B67B7/80
主分类号
B67B7/80
代理机构
代理人
主权项
地址
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