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发明名称
Combination vacuum can and rim sealed can opener
摘要
申请公布号
US2717441(A)
申请公布日期
1955.09.13
申请号
US19530399530
申请日期
1953.12.21
申请人
KEENEY PATRICK F
发明人
KEENEY PATRICK F.
分类号
B67B7/70
主分类号
B67B7/70
代理机构
代理人
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