Excavator,申请号US19290410458-传众专利搜索

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发明名称	Excavator
摘要
申请公布号	US1880807(A)	申请公布日期	1932.10.04
申请号	US19290410458	申请日期	1929.11.29
申请人	IMPERIAL IRRIGATION DISTRICT	发明人	CLARK ARY C.;GRAVES ARTHUR L.
分类号	E02F3/14;E02F5/06	主分类号	E02F3/14
代理机构		代理人
主权项
地址

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