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经营范围
发明名称
Prismlike lens, particularly for viewing traffic lights
摘要
申请公布号
US2549541(A)
申请公布日期
1951.04.17
申请号
US19480062748
申请日期
1948.11.30
申请人
CHARLES PECKAT MANUFACTURING CO.
发明人
SQUIERS MAX URI
分类号
B60R1/00;G02B3/00
主分类号
B60R1/00
代理机构
代理人
主权项
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