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经营范围
发明名称
Colostomy device
摘要
申请公布号
US2874697(A)
申请公布日期
1959.02.24
申请号
US19540438531
申请日期
1954.06.22
申请人
WILLIAM T. SEVALD
发明人
JOHNSON WILLIAM H.
分类号
A61F5/448
主分类号
A61F5/448
代理机构
代理人
主权项
地址
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