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经营范围
发明名称
Improvements in or relating to nasal appliances
摘要
申请公布号
GB469626(A)
申请公布日期
1937.07.29
申请号
GB19360009941
申请日期
1937.02.02
申请人
STANLEY CHARLES DEXTER
发明人
分类号
A62B23/06
主分类号
A62B23/06
代理机构
代理人
主权项
地址
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