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发明名称
COLOR FILTERS AND POLARIZERS, PARTICULARLY FOR USE IN TELEVISION
摘要
申请公布号
CA480301(A)
申请公布日期
1952.01.15
申请号
CAD480301
申请日期
申请人
POLAROID CORPORATION
发明人
EDWIN HERBERT LAND
分类号
主分类号
代理机构
代理人
主权项
地址
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