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经营范围
发明名称
A METHOD OF FORMING AN IMPRESSION OF THE INSIDE OF AN EAR
摘要
申请公布号
GB2084072(B)
申请公布日期
1984.03.14
申请号
GB19810028113
申请日期
1981.09.17
申请人
CARR PETER JOSEPH
发明人
分类号
A61F11/08;H04R25/00;(IPC1-7):B29D31/00
主分类号
A61F11/08
代理机构
代理人
主权项
地址
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