Apparatus for detecting leaks in vacuum systems,申请号US19490128182-传众专利搜索

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发明名称	Apparatus for detecting leaks in vacuum systems
摘要
申请公布号	US2652716(A)	申请公布日期	1953.09.22
申请号	US19490128182	申请日期	1949.11.18
申请人	GENERAL ELECTRIC COMPANY	发明人	BLEARS JACK;LECK JOHN HENRY
分类号	G01M3/16;G01M3/20	主分类号	G01M3/16
代理机构		代理人
主权项
地址

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