DROP TYPE PIANO ACTION,申请号CAD769893-传众专利搜索

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发明名称	DROP TYPE PIANO ACTION
摘要
申请公布号	CA769893(A)	申请公布日期	1967.10.24
申请号	CAD769893	申请日期
申请人	WOOD AND BROOKS COMPANY;DIVISION OF AURORA CORPORATION OF ILLINOIS	发明人	HENRY G. BEHNING
分类号		主分类号
代理机构		代理人
主权项
地址

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