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发明名称
APPARATUS FOR ASSISTING OPERATION OF KEYBOARD-TYPE SHAKER
摘要
申请公布号
PL234196(A1)
申请公布日期
1983.06.20
申请号
PL19820234196
申请日期
1982.12.10
申请人
POLITECHNIKA POZNANSKA
发明人
HETMANSKI MIECZYSLAW
分类号
A01D;A01F;(IPC1-7):A01F/;A01D/
主分类号
A01D
代理机构
代理人
主权项
地址
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