METHOD AND DEVICE FOR DETERMINING VARIATIONS IN THICKNESS OR ORIENTATION WITHIN A WEB OF OPTICALLY ACTIVE MATERIAL,申请号EP19860116769-传众专利搜索

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发明名称	METHOD AND DEVICE FOR DETERMINING VARIATIONS IN THICKNESS OR ORIENTATION WITHIN A WEB OF OPTICALLY ACTIVE MATERIAL
摘要
申请公布号	EP0225590(B1)	申请公布日期	1993.06.16
申请号	EP19860116769	申请日期	1986.12.02
申请人	HOECHST AKTIENGESELLSCHAFT	发明人	GAWRISCH, WOLFGANG, DR. DIPL.-PHYS.;TRZEBIATOWSKI, THOMAS, DR. DIPL.-PHYS.
分类号	G01B11/06;G01J9/02;G01N21/21;G01N21/23;G01N21/86	主分类号	G01B11/06
代理机构		代理人
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