Wire line clamp,申请号US19290367305-传众专利搜索

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发明名称	Wire line clamp
摘要
申请公布号	US1804762(A)	申请公布日期	1931.05.12
申请号	US19290367305	申请日期	1929.05.31
申请人	GARDEN HENRY E	发明人	GARDEN HENRY E.
分类号	E21B19/12	主分类号	E21B19/12
代理机构		代理人
主权项
地址

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