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经营范围
发明名称
SAMPLE SLEEVE WITH INTEGRAL ACOUSTIC TRANSDUCERS
摘要
申请公布号
US5178005(A)
申请公布日期
1993.01.12
申请号
US19900546872
申请日期
1990.07.02
申请人
WESTERN ATLAS INTERNATIONAL, INC.
发明人
PETERSON, PAUL E.
分类号
G01N29/07;G01N33/24
主分类号
G01N29/07
代理机构
代理人
主权项
地址
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