Mower roller scraper,申请号US19540445653-传众专利搜索

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发明名称	Mower roller scraper
摘要
申请公布号	US2815524(A)	申请公布日期	1957.12.10
申请号	US19540445653	申请日期	1954.07.26
申请人	JOHN E. MITCHELL COMPANY	发明人	MITCHELL ORVILLE
分类号	A01B29/06;A01D34/62	主分类号	A01B29/06
代理机构		代理人
主权项
地址

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