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发明名称
Can opener
摘要
申请公布号
US1796807(A)
申请公布日期
1931.03.17
申请号
US19280306870
申请日期
1928.09.19
申请人
ARMEN POTIGIAN
发明人
POTIGIAN ARMEN
分类号
主分类号
代理机构
代理人
主权项
地址
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