PIANO MECHANISM,申请号SU19782707278-传众专利搜索

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发明名称	PIANO MECHANISM
摘要
申请公布号	SU802991(A1)	申请公布日期	1981.02.07
申请号	SU19782707278	申请日期	1978.12.29
申请人	GOKHSHTEJN ALEKSANDR YA,SU	发明人	GOKHSHTEJN ALEKSANDR YA,SU
分类号	G10C3/22;(IPC1-7):G10C3/22	主分类号	G10C3/22
代理机构		代理人
主权项
地址

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