ARC-IMAGE ZONE REFINING SURFACE,申请号GB19690045527-传众专利搜索

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发明名称	ARC-IMAGE ZONE REFINING SURFACE
摘要
申请公布号	GB1249401(A)	申请公布日期	1971.10.13
申请号	GB19690045527	申请日期	1969.09.16
申请人	MATSUSHITA ELECTRIC INDUSTRIAL COMPANY LIMITED	发明人
分类号	C30B13/22;C30B13/24	主分类号	C30B13/22
代理机构		代理人
主权项
地址

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