Dentistry – Apparatus – Having gauge or guide
Patent
1989-11-06
1992-10-13
Wilson, Neill R.
Dentistry
Apparatus
Having gauge or guide
433221, 411388, 411403, A61C 508, A61C 1900, F16B 3500
Patent
active
051546108
ABSTRACT:
A positioning stud for master models, formed by a cylindrical body, in which approximately one third of its length is threaded, this threaded area being separated from the rest which is smooth, by a circular boss, to limit the threaded area being inserted in the master model concerned. The free end of the stud is adequately shaped to fit the auxiliary tool used to place it in the model.
REFERENCES:
patent: 2087881 (1937-07-01), Bastagle
patent: 2155498 (1939-04-01), Laudensack
patent: 3031049 (1962-04-01), Somville
patent: 4085650 (1978-04-01), Flynn
patent: 4363625 (1982-12-01), der Avanessian
patent: 4371340 (1983-02-01), Imaizumi
patent: 4443192 (1984-04-01), Blitz
patent: 4521188 (1985-06-01), Metzler
Getri Instrumental S.A.
Wilson Neill R.
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