An adjustable marking device for use in sowing seeds,申请号GB19460012799-传众专利搜索

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发明名称	An adjustable marking device for use in sowing seeds
摘要
申请公布号	GB611343(A)	申请公布日期	1948.10.28
申请号	GB19460012799	申请日期	1946.04.29
申请人	HENDERSON JAMES ROBERT SKAIF;ERNEST WILLIAM HARDS	发明人
分类号	A01C5/06	主分类号	A01C5/06
代理机构		代理人
主权项
地址

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