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发明名称
Sipping straw
摘要
申请公布号
US2531855(A)
申请公布日期
1950.11.28
申请号
US19460697871
申请日期
1946.09.19
申请人
LOPTSON ALEXANDER M
发明人
LOPTSON ALEXANDER M.
分类号
A47G21/18
主分类号
A47G21/18
代理机构
代理人
主权项
地址
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