| 2334755 | Cutting tool | |||
| 2318403 | Device for the parallel guidance of dental tools | |||
| 2303475 | Device for the parallel guidance of tools in performing dental work | |||
| 2233722 | Apparatus for the production of dentures and method of making such apparatus | |||
| 1680305 | Denture attachment | |||
| 1158732 | N/A | |||
| 0843273 | N/A | |||
| 0477225 | N/A |