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发明名称
Combined bottle stopper and liquid measuring device
摘要
申请公布号
US2141870(A)
申请公布日期
1938.12.27
申请号
US19370162961
申请日期
1937.09.09
申请人
LOUIS KOUKAL
发明人
KOUKAL LOUIS
分类号
G01F11/26
主分类号
G01F11/26
代理机构
代理人
主权项
地址
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