Tool lift mechanism,申请号US19580718068-传众专利搜索

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发明名称	Tool lift mechanism
摘要
申请公布号	US2947226(A)	申请公布日期	1960.08.02
申请号	US19580718068	申请日期	1958.02.27
申请人	THE G. A. GRAY COMPANY	发明人	WALTER JOHN M.
分类号	B23D13/00	主分类号	B23D13/00
代理机构		代理人
主权项
地址

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