Equilibrium device for a scale,申请号US19330670412-传众专利搜索

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发明名称	Equilibrium device for a scale
摘要
申请公布号	US1987286(A)	申请公布日期	1935.01.08
申请号	US19330670412	申请日期	1933.05.11
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	DIESENBERG WILLIAM G.;JOHNSTON JOHN D.
分类号	G01G23/18	主分类号	G01G23/18
代理机构		代理人
主权项
地址

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