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经营范围
发明名称
Reflex light reflector
摘要
申请公布号
US2592882(A)
申请公布日期
1952.04.15
申请号
US19460714116
申请日期
1946.12.04
申请人
MINNESOTA MINING & MANUFACTURING COMPANY
发明人
FISHER KENNETH W.;HELTZER HARRY
分类号
G02B5/128
主分类号
G02B5/128
代理机构
代理人
主权项
地址
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