Light-polarizing device,申请号US19410398913-传众专利搜索

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发明名称	Light-polarizing device
摘要
申请公布号	US2298058(A)	申请公布日期	1942.10.06
申请号	US19410398913	申请日期	1941.06.20
申请人	POLAROID CORPORATION	发明人	LAND EDWIN H.
分类号	G02C7/12	主分类号	G02C7/12
代理机构		代理人
主权项
地址

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