SOUND VELOCITY MEASURING DEVICE,申请号SU19904844285-传众专利搜索

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发明名称	SOUND VELOCITY MEASURING DEVICE
摘要
申请公布号	RU1772722(C)	申请公布日期	1992.10.30
申请号	SU19904844285	申请日期	1990.05.03
申请人	DO G UNIVERSITET	发明人	KLOPENKO SERGEJ P,SU
分类号	G01H5/00;G01N29/02	主分类号	G01H5/00
代理机构		代理人
主权项
地址

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