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发明名称
Collapsible toilet seat for beds
摘要
申请公布号
US2521341(A)
申请公布日期
1950.09.05
申请号
US19480050769
申请日期
1948.09.23
申请人
RUSSELL CARROLL CHARLES
发明人
CARROLL CHARLES RUSSELL
分类号
A61G7/02
主分类号
A61G7/02
代理机构
代理人
主权项
地址
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