The features shown in broken lines in
The features shown in broken lines in
| Number | Name | Date | Kind |
|---|---|---|---|
| 3365963 | Happe | Jan 1968 | A |
| D217705 | Glaus | Jun 1970 | S |
| D221128 | Current | Jul 1971 | S |
| D222332 | Current | Oct 1971 | S |
| D222660 | Miles et al. | Nov 1971 | S |
| 3631596 | Glaus | Jan 1972 | A |
| D223987 | Gamble | Jun 1972 | S |
| D228615 | Hall | Oct 1973 | S |
| D308809 | Kawabata | Jun 1990 | S |
| D310475 | Weimann | Sep 1990 | S |
| D371289 | Huang | Jul 1996 | S |
| D432888 | Robillard | Oct 2000 | S |
| D439491 | Falt | Mar 2001 | S |
| D496572 | Lammers et al. | Sep 2004 | S |
| D536231 | Kawasaki | Feb 2007 | S |
| D537699 | Fraga | Mar 2007 | S |
| D538613 | Murray | Mar 2007 | S |
| D542108 | Chu | May 2007 | S |
| D551932 | Guo | Oct 2007 | S |
| D551933 | Guo | Oct 2007 | S |
| D559072 | Fraga | Jan 2008 | S |
| D561555 | Fraga | Feb 2008 | S |
| D564853 | Chen | Mar 2008 | S |
| D570660 | Wang | Jun 2008 | S |
| D582239 | Eby et al. | Dec 2008 | S |
| D588435 | Soreo | Mar 2009 | S |
| D596009 | Sawhney | Jul 2009 | S |
| 20100146797 | Dreher | Jun 2010 | A1 |