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| D292713 | Miller | Nov 1987 | |
| D327279 | Brickner et al. | Jun 1992 | |
| D366881 | Eccardt et al. | Feb 1996 | |
| D374676 | Brickner, Jr. et al. | Oct 1996 | |
| D388441 | Chung | Dec 1997 | |
| D392984 | Armstrong | Mar 1998 | |
| D395323 | Welsh | Jun 1998 | |
| D395324 | Welsh | Jun 1998 | |
| D396050 | Welsh | Jul 1998 | |
| D397124 | Welsh | Aug 1998 | |
| D397343 | Chen | Aug 1998 | |
| D400897 | Huang-Sung | Nov 1998 | |
| D402671 | Welsh | Dec 1998 | |
| D402673 | Welsh | Dec 1998 | |
| 4619171 | Miller | Oct 1986 | |
| 5176059 | Anderson | Jan 1993 | |
| 5197369 | Steiner | Mar 1993 | |
| 5228376 | Huang | Jul 1993 | |
| 5327807 | Chang | Jul 1994 | |
| 5684388 | Theising et al. | Nov 1997 | |
| 5694825 | Chang | Dec 1997 | |
| 5768971 | O'Banion et al. | Jun 1998 | |
| 5778752 | Chen | Jul 1998 |