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经营范围
发明名称
Process for transferring lightpolarizing films from one support to another
摘要
申请公布号
US2256108(A)
申请公布日期
1941.09.16
申请号
US19380221349
申请日期
1938.07.26
申请人
POLAROID CORPORATION
发明人
BLAKE ROBERT P.
分类号
G02B5/30
主分类号
G02B5/30
代理机构
代理人
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