Improvements in or relating to devices for aerating lawns,申请号GB19560016671-传众专利搜索

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发明名称	Improvements in or relating to devices for aerating lawns
摘要
申请公布号	GB799619(A)	申请公布日期	1958.08.13
申请号	GB19560016671	申请日期	1956.05.30
申请人	ROBERT SAMUEL HARTLEY	发明人
分类号	A01B1/24	主分类号	A01B1/24
代理机构		代理人
主权项
地址

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