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发明名称
ANALYTICAL INSTRUMENT
摘要
申请公布号
US3689225(A)
申请公布日期
1972.09.05
申请号
USD3689225
申请日期
1971.06.14
申请人
JOHN U. WHITE
发明人
JOHN U. WHITE
分类号
G01N21/72;(IPC1-7):G01J3/48;G01N21/58;G01N31/12
主分类号
G01N21/72
代理机构
代理人
主权项
地址
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