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发明名称
Binocular
摘要
申请公布号
US2534776(A)
申请公布日期
1950.12.19
申请号
US19480003646
申请日期
1948.01.21
申请人
A. KERSHAW & SONS LIMITED
发明人
KERSHAW NORMAN;RYDER HARRY
分类号
G02B7/28
主分类号
G02B7/28
代理机构
代理人
主权项
地址
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