Improvements in hydrants, particularly of the ball type,申请号GB19380034339-传众专利搜索

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发明名称	Improvements in hydrants, particularly of the ball type
摘要
申请公布号	GB521728(A)	申请公布日期	1940.05.29
申请号	GB19380034339	申请日期	1938.11.25
申请人	HAM, BAKER & CO. LIMITED;EDGAR HENRY BENCE;EDWIN IVOR MORGAN	发明人
分类号	E03B9/16;F16K21/04	主分类号	E03B9/16
代理机构		代理人
主权项
地址

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