Pressed school blackboard,申请号CZ19980008620U-传众专利搜索

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发明名称	Pressed school blackboard
摘要
申请公布号	CZ8162(U1)	申请公布日期	1999.03.17
申请号	CZ19980008620U	申请日期	1998.10.27
申请人	VMS, V.O.S.	发明人	VASTL IVAN
分类号	B43L1/04;(IPC1-7):B43L001/04	主分类号	B43L1/04
代理机构		代理人
主权项
地址

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