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发明名称
Method of and apparatus for opening ampoules
摘要
申请公布号
US2224354(A)
申请公布日期
1940.12.10
申请号
US19390253856
申请日期
1939.01.31
申请人
MAXWELL RALPH E
发明人
MAXWELL RALPH E.
分类号
B67B7/92
主分类号
B67B7/92
代理机构
代理人
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