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4289822 | Shimada et al. | Sep 1981 | |
4388482 | Hamakawa et al. | Jun 1983 | |
4726851 | Matsumura et al. | Feb 1988 | |
4755483 | Haku et al. | Jul 1988 | |
5011706 | Tarhay et al. | Apr 1991 | |
5061322 | Asano | Oct 1991 |
Number | Date | Country |
---|---|---|
0371908A | Jun 1990 | EPX |
2360686 | Aug 1974 | DEX |
0280682 | Dec 1986 | JPX |
0029132 | Feb 1987 | JPX |
0284809 | Nov 1988 | JPX |
Entry |
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Bolz, New Coating Materials for Artificial Heart Valves, Proceedings of theEEE Medicine and Biology Society, Nov. 1989. |