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经营范围
发明名称
Sampling apparatus
摘要
申请公布号
US3339700(A)
申请公布日期
1967.09.05
申请号
US19650489935
申请日期
1965.09.24
申请人
ARMSTRONG CORK COMPANY
发明人
WELLS DONALD G.
分类号
G01N1/20
主分类号
G01N1/20
代理机构
代理人
主权项
地址
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