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发明名称
Toilet mask
摘要
申请公布号
US2509519(A)
申请公布日期
1950.05.30
申请号
US19470753595
申请日期
1947.06.09
申请人
FLOYD NORRIS JOHN
发明人
NORRIS JOHN FLOYD
分类号
A45D44/00
主分类号
A45D44/00
代理机构
代理人
主权项
地址
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