Dentistry – Apparatus – Having static product shaping surface
Patent
1995-07-25
1997-07-15
O'Connor, Cary E.
Dentistry
Apparatus
Having static product shaping surface
433 74, 433213, A61C 1900
Patent
active
056477449
ABSTRACT:
The invention concerns a set of casting elements for the realization of gypsum models for dental prothesis comprising a series of elements made up of rubber material opened above and at the bottom, and perimetrically closed, shaped in such a way to allow the inner coupling from the lower side to corresponding impression carrier. The invention also relate to a casting system employing the elements.
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patent: 4300884 (1981-11-01), Camacho
patent: 4494934 (1985-01-01), Huffman
patent: 4842242 (1989-06-01), Huffman
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