Drag bucket hook,申请号US19320616209-传众专利搜索

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法人/股东/高管

发明名称	Drag bucket hook
摘要
申请公布号	US1974426(A)	申请公布日期	1934.09.25
申请号	US19320616209	申请日期	1932.06.09
申请人	BUCYRUS-ERIE COMPANY	发明人	LEHMAN WERNER
分类号	E02F3/60	主分类号	E02F3/60
代理机构		代理人
主权项
地址

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