Test tube heating apparatus,申请号US19280283348-传众专利搜索

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法人/股东/高管

发明名称	Test tube heating apparatus
摘要
申请公布号	US1865472(A)	申请公布日期	1932.07.05
申请号	US19280283348	申请日期	1928.06.06
申请人	IRVING LAMSTEIN	发明人	LAMSTEIN IRVING
分类号	B01L7/00;B01L7/02	主分类号	B01L7/00
代理机构		代理人
主权项
地址

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