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经营范围
发明名称
Colostomy device
摘要
申请公布号
US2503056(A)
申请公布日期
1950.04.04
申请号
US19470762440
申请日期
1947.07.21
申请人
LAY MABEL H
发明人
LAY MABEL H.
分类号
A61F5/449
主分类号
A61F5/449
代理机构
代理人
主权项
地址
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