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发明名称
Spectacles
摘要
申请公布号
US2268908(A)
申请公布日期
1942.01.06
申请号
US19400346768
申请日期
1940.07.22
申请人
SHOCKEY JOSEPH S
发明人
SHOCKEY JOSEPH S.
分类号
G02C1/02
主分类号
G02C1/02
代理机构
代理人
主权项
地址
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