STEEL BALL IMPACT TEST DEVICE,申请号JP19970306257-传众专利搜索

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发明名称	STEEL BALL IMPACT TEST DEVICE
摘要
申请公布号	JPH11142309(A)	申请公布日期	1999.05.28
申请号	JP19970306257	申请日期	1997.11.10
申请人	SONY CORP	发明人	SAKAMAKI KENJI
分类号	G01N3/30;G01N3/303;(IPC1-7):G01N3/30	主分类号	G01N3/30
代理机构		代理人
主权项
地址

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