Rotary mulcher attachment for working the center ridge between gangs of disk harrows,申请号US19490133799-传众专利搜索

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发明名称	Rotary mulcher attachment for working the center ridge between gangs of disk harrows
摘要
申请公布号	US2677925(A)	申请公布日期	1954.05.11
申请号	US19490133799	申请日期	1949.12.19
申请人	MARVIN P. GRIM	发明人	ADY HARMON C.
分类号	A01B21/08	主分类号	A01B21/08
代理机构		代理人
主权项
地址

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