Unitary multiply polarizer,申请号US19460676918-传众专利搜索

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发明名称	Unitary multiply polarizer
摘要
申请公布号	US2492809(A)	申请公布日期	1949.12.27
申请号	US19460676918	申请日期	1946.06.15
申请人	MARKS ALVIN M	发明人	MARKS ALVIN M.
分类号	G02B5/30	主分类号	G02B5/30
代理机构		代理人
主权项
地址

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