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发明名称
Pivoted auxiliary lens frame for spectacles with adjustable wire bow member support means
摘要
申请公布号
US3379487(A)
申请公布日期
1968.04.23
申请号
US19630329829
申请日期
1963.12.11
申请人
FENDALL COMPANY
发明人
AMUNDSEN PAUL D.
分类号
G02C9/02
主分类号
G02C9/02
代理机构
代理人
主权项
地址
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