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经营范围
发明名称
Cannula for withdrawing a test sample from a test tube
摘要
申请公布号
USD310722(S1)
申请公布日期
1990.09.18
申请号
US07/367517
申请日期
1989.06.16
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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