A - Human Necessities – 61 – C
Patent
A - Human Necessities
61
C
83/22
A61C 5/08 (2006.01) A61C 9/00 (2006.01)
Patent
CA 1069355
ABSTRACT OF THE DISCLOSURE This invention provides an improved dental dowel pin unit in which a dowel pin to be embedded in a tooth die is encased in a jacket and provided with a flat planar floater designed to rest on the surface of the die stone material. The jacket portion embedded in the base material provides a tough resilient socket in which the dowel pin can be re-inserted and removed repeatedly for maintaining a precise positioning of the die. The apparatus provides an improved method for preparing die models.
270246
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