Improvements in or relating to surveyors' levelling staves,申请号GB19330016738-传众专利搜索

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发明名称	Improvements in or relating to surveyors' levelling staves
摘要
申请公布号	GB415232(A)	申请公布日期	1934.08.23
申请号	GB19330016738	申请日期	1933.06.12
申请人	CHARLES LEES CURTIES;THOMAS JOSEPH OFFER	发明人
分类号	G01C15/06	主分类号	G01C15/06
代理机构		代理人
主权项
地址

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