Harrow,申请号US19270177425-传众专利搜索

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发明名称	Harrow
摘要
申请公布号	US1767654(A)	申请公布日期	1930.06.24
申请号	US19270177425	申请日期	1927.03.22
申请人	OLIVER FARM EQUIPMENT COMPANY	发明人	DEWEND WILLIAM D.
分类号	A01B19/04	主分类号	A01B19/04
代理机构		代理人
主权项
地址

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