发明名称 Cleaning device for keyboard instruments, e.g. piano, comprises holder containing grooves with same dimensions as keys
摘要 The cleaning device (2) comprises a holder (4-2) with one or more grooves (5) having the same dimensions as the keys to be cleaned. An Independent claim is also included for a cleaning kit comprising this cleaning device and a preferably alcohol-based cleaning agent and/or disinfectant.
申请公布号 NL1019116(C2) 申请公布日期 2003.04.07
申请号 NL20011019116 申请日期 2001.10.04
申请人 WILLEM JACOBUS JANSSEN 发明人 WILLEM JACOBUS JANSSEN
分类号 G10C9/00;(IPC1-7):G10C9/00 主分类号 G10C9/00
代理机构 代理人
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