| Number | Name | Date | Kind |
|---|---|---|---|
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| 676506 | Knight et al. | Jun 1901 | |
| 1482232 | Hazeltine | Jan 1924 | |
| 1795732 | Miller | Mar 1931 | |
| 2050402 | Walsh | Mar 1936 | |
| 2861810 | Veatch | Nov 1958 | |
| 3325168 | Fyanes | Jun 1967 | |
| 3630601 | Lehovec | Dec 1971 | |
| 5067719 | Mook | Nov 1991 | |
| 5427378 | Murphy | Jun 1995 | |
| 5662534 | Kroll et al. | Sep 1997 |