发明名称 |
Ringless casting oval for making investment molds for precision casting |
摘要 |
A device for receiving dental investment solution to create an investment mold, has an oval casing which fictionally engages an oval base. Anti-rotation tabs of the base extend into anti-rotation slots in the casing, with both casing and base made of flexible plastic material.
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申请公布号 |
US5406999(A) |
申请公布日期 |
1995.04.18 |
申请号 |
US19940191072 |
申请日期 |
1994.02.03 |
申请人 |
BELLE DE ST. CLAIRE |
发明人 |
BERGER, ROBERT P.;BENSON, STEVEN |
分类号 |
A61C13/20;A61C13/34;B22C7/02;(IPC1-7):A61C13/20;B22C9/04;B22C21/00 |
主分类号 |
A61C13/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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