Tooth die and method and apparatus for making the same
US4056585A · kind A · utility
75Cited by
3References
15Claims
0Family size
Inventor
Key dates
| Filing date | May 20, 1976 |
| Grant date | Nov 1, 1977 |
| Priority date | — |
| Expiry date | May 20, 1996 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C9/002
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus for and method of forming a unitary tooth die and stem that is cast as an integral part of a dental stone model and separable therefrom for use as a unitary article of manufacture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.