Method of determining wear patterns,申请号US19580751255-传众专利搜索

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发明名称	Method of determining wear patterns
摘要
申请公布号	US2976716(A)	申请公布日期	1961.03.28
申请号	US19580751255	申请日期	1958.07.28
申请人	PHILLIPS PETROLEUM COMPANY	发明人	HAVEN CLARK G. DE
分类号	G01N3/56	主分类号	G01N3/56
代理机构		代理人
主权项
地址

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