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发明名称
Package opener
摘要
申请公布号
US2267878(A)
申请公布日期
1941.12.30
申请号
US19400331217
申请日期
1940.04.23
申请人
ANNE SMREKAR
发明人
SMREKAR ANNE
分类号
B65D75/68;B65D85/10
主分类号
B65D75/68
代理机构
代理人
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