Improvements in hydrostatic levels,申请号GB19510009904-传众专利搜索

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发明名称	Improvements in hydrostatic levels
摘要
申请公布号	GB697194(A)	申请公布日期	1953.09.16
申请号	GB19510009904	申请日期	1951.04.27
申请人	CHARLES ERNEST SCHMIDT	发明人
分类号	G01C5/04	主分类号	G01C5/04
代理机构		代理人
主权项
地址

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