The surface shading and broken lines shown in
The surface shading and broken lines shown in
| Number | Name | Date | Kind |
|---|---|---|---|
| 2571955 | Shields | Oct 1951 | A |
| 3318441 | Keen | May 1967 | A |
| D211407 | Flaith | Jun 1968 | S |
| D211408 | Flaith | Jun 1968 | S |
| 3669247 | Pulver | Jun 1972 | A |
| 3780851 | Bichel | Dec 1973 | A |
| 3967719 | Kloefkorn | Jul 1976 | A |
| D258500 | Kloefkorn | Mar 1981 | S |
| 5478277 | Kloefkorn | Dec 1995 | A |
| 6554129 | Straight | Apr 2003 | B2 |
| 7260967 | Gryspeerdt | Aug 2007 | B2 |
| D553824 | Rijksen | Oct 2007 | S |
| 7473168 | Day et al. | Jan 2009 | B2 |
| 7597191 | Eisenman | Oct 2009 | B2 |
| D617521 | Swinderman | Jun 2010 | S |
| D660544 | Onayama | May 2012 | S |
| 9717182 | Rittershofer | Aug 2017 | B2 |
| 20040250523 | Schultz | Dec 2004 | A1 |
| 20070072660 | Day | Mar 2007 | A1 |
| 20070197272 | Ramp | Aug 2007 | A1 |