CLAD MATERIAL FOR SPECTACLE FRAME,申请号JP19900307546-传众专利搜索

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发明名称	CLAD MATERIAL FOR SPECTACLE FRAME
摘要
申请公布号	JPH04178284(A)	申请公布日期	1992.06.25
申请号	JP19900307546	申请日期	1990.11.13
申请人	YAMAHA CORP	发明人	TAKAHASHI HIDEYA
分类号	G02C3/00;B23K20/00;C22C27/02	主分类号	G02C3/00
代理机构		代理人
主权项
地址

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