LIQUID CRYSTAL COMPOSITIONS AND DEVICES,申请号USD3675987-传众专利搜索

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发明名称	LIQUID CRYSTAL COMPOSITIONS AND DEVICES
摘要
申请公布号	US3675987(A)	申请公布日期	1972.07.11
申请号	USD3675987	申请日期	1971.03.29
申请人	SPERRY RAND CORP.	发明人	MARY J. RAFUSE
分类号	C09K19/22;G02F1/137;(IPC1-7):G02F1/16	主分类号	C09K19/22
代理机构		代理人
主权项
地址

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