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发明名称
Device for producing ventholes in cans or the like
摘要
申请公布号
US2262314(A)
申请公布日期
1941.11.11
申请号
US19390307537
申请日期
1939.12.04
申请人
COONE WILLIAM A
发明人
COONE WILLIAM A.
分类号
B67B7/48
主分类号
B67B7/48
代理机构
代理人
主权项
地址
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