| Number | Name | Date | Kind |
|---|---|---|---|
| D132261 | Sanford | May 1942 | S |
| D152198 | Hay | Dec 1948 | S |
| D330667 | Scholl | Nov 1992 | S |
| D463699 | Gilbert | Oct 2002 | S |
| D654157 | Gilbert | Feb 2012 | S |
| Entry |
|---|
| “Invisia Collection Accent Ring with Integrated Support Rail”, Invisia Collection, a division of HealthCare Products, http://www.invisiacollection.com/accentring.html, screen capture Jun. 13, 2012. |