Bau- und Experimentierkasten fuer elementare Physik und Mathematik,申请号DE19681622143-传众专利搜索

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发明名称	Bau- und Experimentierkasten fuer elementare Physik und Mathematik
摘要
申请公布号	DE1622143(A1)	申请公布日期	1970.10.22
申请号	DE19681622143	申请日期	1968.01.15
申请人	RUEK,FRIEDRICH	发明人	RUEK,FRIEDRICH
分类号	G09B23/02;G09B23/06	主分类号	G09B23/02
代理机构		代理人
主权项
地址

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