Tool for rail joints,申请号US19310551618-传众专利搜索

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发明名称	Tool for rail joints
摘要
申请公布号	US1910833(A)	申请公布日期	1933.05.23
申请号	US19310551618	申请日期	1931.07.18
申请人	HIPPEY EDWIN S	发明人	HIPPEY EDWIN S.
分类号	E01B29/24	主分类号	E01B29/24
代理机构		代理人
主权项
地址

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