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发明名称
PLASTIC OPTICAL ELEMENTS
摘要
申请公布号
CA907020(A)
申请公布日期
1972.08.08
申请号
CAD907020
申请日期
申请人
POLAROID CORPORATION
发明人
STANLEY M. BLOOM
分类号
F21V9/00;G02B5/22;G02B13/14;(IPC1-7):F21V9/00
主分类号
F21V9/00
代理机构
代理人
主权项
地址
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