VORRICHTUNG AN KLAVIEREN UND FLUEGELN ZUR ERZEUGUNG EINES CEMBALOAEHNLICHEN KLANGES.,申请号DE195600P0347U-传众专利搜索

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发明名称	VORRICHTUNG AN KLAVIEREN UND FLUEGELN ZUR ERZEUGUNG EINES CEMBALOAEHNLICHEN KLANGES.
摘要
申请公布号	DE1737654(U)	申请公布日期	1957.01.10
申请号	DE195600P0347U	申请日期	1956.08.13
申请人	PIANOHAUS ERICH NAUMANN VORM. HECK	发明人	PIANOHAUS ERICH NAUMANN VORM. HECK
分类号		主分类号
代理机构		代理人
主权项
地址

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