Vibration absorbing handle for rock drills,申请号US19500168515-传众专利搜索

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发明名称	Vibration absorbing handle for rock drills
摘要
申请公布号	US2629364(A)	申请公布日期	1953.02.24
申请号	US19500168515	申请日期	1950.06.16
申请人	INGERSOLL-RAND COMPANY	发明人	ANDERSON JAMES H.
分类号	B25D17/04;E21C37/24	主分类号	B25D17/04
代理机构		代理人
主权项
地址

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