Tool for fluid actuated machines,申请号US19290405515-传众专利搜索

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发明名称	Tool for fluid actuated machines
摘要
申请公布号	US1882906(A)	申请公布日期	1932.10.18
申请号	US19290405515	申请日期	1929.11.07
申请人	THE CLEVELAND ROCK DRILL COMPANY	发明人	RENFER JOHN E.
分类号	B25D17/02;B25D17/08;E01C23/09;E21B10/02	主分类号	B25D17/02
代理机构		代理人
主权项
地址

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