Tube tester,申请号US19400360563-传众专利搜索

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发明名称	Tube tester
摘要
申请公布号	US2346830(A)	申请公布日期	1944.04.18
申请号	US19400360563	申请日期	1940.10.10
申请人	SPERRY PRODUCTS, INC.	发明人	LANTY LOREN J. DE
分类号	G01N27/90	主分类号	G01N27/90
代理机构		代理人
主权项
地址

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