Grinding apparatus for sluice valves,申请号GB19530006141-传众专利搜索

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发明名称	Grinding apparatus for sluice valves
摘要
申请公布号	GB724959(A)	申请公布日期	1955.02.23
申请号	GB19530006141	申请日期	1953.03.05
申请人	ANTON ERIKSEN RENSVIK	发明人
分类号	B24B15/02	主分类号	B24B15/02
代理机构		代理人
主权项
地址

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