| 发明名称 |
Tooth die and method and apparatus for making the same |
| 摘要 |
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.
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| 申请公布号 |
US4056585(A) |
申请公布日期 |
1977.11.01 |
| 申请号 |
US19760688179 |
申请日期 |
1976.05.20 |
| 申请人 |
WALTKE, ROBERT W. |
发明人 |
WALTKE, ROBERT W. |
| 分类号 |
A61C13/34;A61C9/00;(IPC1-7):A61C13/08 |
主分类号 |
A61C13/34 |
| 代理机构 |
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