Device for testing air line pressure gauges,申请号US19490110643-传众专利搜索

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发明名称	Device for testing air line pressure gauges
摘要
申请公布号	US2579359(A)	申请公布日期	1951.12.18
申请号	US19490110643	申请日期	1949.08.16
申请人	THE DILL MANUFACTURING COMPANY	发明人	BOYER RALPH K.;JR. HARRY W. KROHN,
分类号	G01L27/00	主分类号	G01L27/00
代理机构		代理人
主权项
地址

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