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经营范围
发明名称
An oro-nasal mask
摘要
申请公布号
GB2241896(A)
申请公布日期
1991.09.18
申请号
GB19900027244
申请日期
1990.12.17
申请人
KARL WINGETT * SMITH
发明人
KARL WINGETT * SMITH
分类号
A62B18/02
主分类号
A62B18/02
代理机构
代理人
主权项
地址
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