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发明名称
Tool for cleaning snow sampling tubes
摘要
申请公布号
US2966688(A)
申请公布日期
1961.01.03
申请号
US19590788475
申请日期
1959.01.22
申请人
DAUBERT DAVID K
发明人
DAUBERT DAVID K.
分类号
G01W1/14
主分类号
G01W1/14
代理机构
代理人
主权项
地址
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