Testing device,申请号US19320632434-传众专利搜索

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发明名称	Testing device
摘要
申请公布号	US1994327(A)	申请公布日期	1935.03.12
申请号	US19320632434	申请日期	1932.09.09
申请人	FARREL-BIRMINGHAM COMPANY, INC.	发明人	SYKES WILLIAM E.
分类号	B23Q17/09	主分类号	B23Q17/09
代理机构		代理人
主权项
地址

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