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发明名称
Can opener
摘要
申请公布号
US2983040(A)
申请公布日期
1961.05.09
申请号
US19580782491
申请日期
1958.12.23
申请人
ARAUJO RICARDO A
发明人
ARAUJO RICARDO A.
分类号
B67B7/50
主分类号
B67B7/50
代理机构
代理人
主权项
地址
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