Improved drawing instrument,申请号GB19990027166-传众专利搜索

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发明名称	Improved drawing instrument
摘要
申请公布号	GB9927166(D0)	申请公布日期	2000.01.12
申请号	GB19990027166	申请日期	1999.11.18
申请人	WERNER, SALLY	发明人
分类号	B43L9/00	主分类号	B43L9/00
代理机构		代理人
主权项
地址

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