The surface shading and broken lines shown in
The surface shading and broken lines shown in
Number | Name | Date | Kind |
---|---|---|---|
2195796 | Currie | Apr 1940 | A |
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 |
8701870 | Farley et al. | Apr 2014 | B1 |
9717182 | Rittershofer | Aug 2017 | B2 |
20070072660 | Day | Mar 2007 | A1 |
20070197272 | Ramp | Aug 2007 | A1 |
Number | Date | Country |
---|---|---|
204642925 | Sep 2015 | CN |