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| D494688 | Van de Ven et al. | Aug 2004 | S |
| D534665 | Egawa et al. | Jan 2007 | S |
| D549361 | To et al. | Aug 2007 | S |
| Number | Date | Country |
|---|---|---|
| D000492434-0002 | Apr 2006 | EM |
| D000492434-0003 | Apr 2006 | EM |
| 1256564 | Oct 2005 | JP |