THE SYNTHETIC PLASTIC PLATE FOR STUDYING,申请号KR19990016617U-传众专利搜索

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发明名称	THE SYNTHETIC PLASTIC PLATE FOR STUDYING
摘要
申请公布号	KR200184509(Y1)	申请公布日期	2000.06.01
申请号	KR19990016617U	申请日期	1999.08.12
申请人	KWON, YOUNG-HYUN	发明人	KWON, YOUNG-HYUN
分类号	G09B1/04;(IPC1-7):G09B1/04	主分类号	G09B1/04
代理机构		代理人
主权项
地址

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