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发明名称
BIREFRINGENT POLARIZER
摘要
申请公布号
US3438691(A)
申请公布日期
1969.04.15
申请号
USD3438691
申请日期
1964.05.14
申请人
POLAROID CORP.
发明人
ALBERT S. MAKAS
分类号
G02B5/30;(IPC1-7):G02F1/24;G02B27/28
主分类号
G02B5/30
代理机构
代理人
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