Ground rod pusher,申请号US19400322160-传众专利搜索

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发明名称	Ground rod pusher
摘要
申请公布号	US2327616(A)	申请公布日期	1943.08.24
申请号	US19400322160	申请日期	1940.03.04
申请人	GREENLEE BROS. & CO.	发明人	ABRAMSON JOHN HERBERT;SWANSON EDWIN C.
分类号	E02D7/26	主分类号	E02D7/26
代理机构		代理人
主权项
地址

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