Improvements in or relating to gas meters,申请号GB19400014392-传众专利搜索

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发明名称	Improvements in or relating to gas meters
摘要
申请公布号	GB541502(A)	申请公布日期	1941.11.28
申请号	GB19400014392	申请日期	1940.09.20
申请人	J. H. ROBINSON AND COMPANY (LIVERPOOL) LIMITED;GEORGE ARNOLD ORMEROD	发明人
分类号	G01F3/22	主分类号	G01F3/22
代理机构		代理人
主权项
地址

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