专利内容由知识产权出版社提供
专利名称：Stopper for evacuated blood collecting tube发明人：Uchida, Shigeru,Yamaguchi, Kazuo申请号：EP92402932.5申请日：19921028公开号：EP0541423B1公开日：19960612
摘要：A stopper for an evacuated blood collecting tube having a head (1) providedwith a recess (12) in the center of a head cavity (11) and a projection (13) formed on thecenter of the bottom of the recess. The diameter (6) of the projection (13) is smaller thanthe inner diameter (9) of the recess (12), and the center portion projects upward and thesurrounding portion declines toward the periphery of the projection.
申请人：NISSHO KK
地址：JP
国籍：JP
代理机构：Hasenrader, Hubert
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