Improvements in syphons,申请号GB19400018156-传众专利搜索

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发明名称	Improvements in syphons
摘要
申请公布号	GB546090(A)	申请公布日期	1942.06.26
申请号	GB19400018156	申请日期	1940.12.27
申请人	JOHN HERBERT ROBERTS	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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