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经营范围
发明名称
Prismatic spectacles as an aid to vision
摘要
Published without abstract.
申请公布号
DE3113077(A1)
申请公布日期
1983.02.17
申请号
DE19813113077
申请日期
1981.04.01
申请人
KAMPPETER,BERND,DR.MED.;ECKERT,GEORG,DR.MED.
发明人
KAMPPETER,BERND,DR.MED.;ECKERT,GEORG,DR.MED.
分类号
G02C7/08;G02C7/14;(IPC1-7):G02C7/14
主分类号
G02C7/08
代理机构
代理人
主权项
地址
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