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发明名称
Electric can opener
摘要
申请公布号
US2711580(A)
申请公布日期
1955.06.28
申请号
US19520328897
申请日期
1952.12.31
申请人
CONWAY JOSEPHINE R
发明人
CONWAY JOSEPHINE R.
分类号
B67B7/70
主分类号
B67B7/70
代理机构
代理人
主权项
地址
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