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发明名称
Dripless lip attachment for vacuum bottles
摘要
申请公布号
US2707574(A)
申请公布日期
1955.05.03
申请号
US19520292842
申请日期
1952.06.11
申请人
BEATRICE KLEBENOW LILLIAN
发明人
KLEBENOW LILLIAN BEATRICE
分类号
A47J41/02
主分类号
A47J41/02
代理机构
代理人
主权项
地址
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