Машина для рытья каналов,申请号SU19290043658-传众专利搜索

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发明名称	Машина для рытья каналов
摘要
申请公布号	SU17308(A1)	申请公布日期	1930.09.30
申请号	SU19290043658	申请日期	1929.03.27
申请人	ZYKOV V.	发明人	ZYKOV V.
分类号	E02F5/06;A01B13/16;E02F3/08	主分类号	E02F5/06
代理机构		代理人
主权项
地址

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