Merkplaettchen aus federndem Stoff fuer Karteiblaetter,申请号DE1934H140938D-传众专利搜索

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发明名称	Merkplaettchen aus federndem Stoff fuer Karteiblaetter
摘要
申请公布号	DE644235(C)	申请公布日期	1937.04.27
申请号	DE1934H140938D	申请日期	1934.08.17
申请人	ERWIN O. HABERFELD	发明人
分类号	B42F21/10	主分类号	B42F21/10
代理机构		代理人
主权项
地址

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