Number | Name | Date | Kind |
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4227420 | Lamadrid | Oct 1980 | |
4309993 | Brown | Jan 1982 | |
4541284 | Guagliumi et al. | Sep 1985 | |
4646563 | Jones | Mar 1987 |
Number | Date | Country |
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0132047 | Jan 1985 | EPX |
3838689 | Jun 1990 | DEX |
Entry |
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EP-A-0 132 047 (Extracorporeal Medical Specialities), pp. 7-8. |
Section Ch, Week 9302, Derwent Publications Ltd., London GB; Class J04, AN 93-015561 & JP-A-4 346 044 (Kaneka) 1 Dec. 1992 *abstract*. |