Improvements in or relating to pressure gauges,申请号GB19380021368-传众专利搜索

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发明名称	Improvements in or relating to pressure gauges
摘要
申请公布号	GB517127(A)	申请公布日期	1940.01.22
申请号	GB19380021368	申请日期	1938.07.19
申请人	HENRY NOEL NEGRETTI;PAUL ERNEST NEGRETTI;HAROLD WILLIAM IBBOTT	发明人
分类号	G01L7/00	主分类号	G01L7/00
代理机构		代理人
主权项
地址

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