Terracer,申请号US19530381229-传众专利搜索

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发明名称	Terracer
摘要
申请公布号	US2788726(A)	申请公布日期	1957.04.16
申请号	US19530381229	申请日期	1953.09.21
申请人	KEYES ORVAL A	发明人	KEYES ORVAL A.
分类号	A01B13/16;E02F3/20;E02F5/02	主分类号	A01B13/16
代理机构		代理人
主权项
地址

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