Dentistry – Orthodontics – Including extra-oral force transmitting means
Patent
1993-04-19
1994-12-06
Wilson, John J.
Dentistry
Orthodontics
Including extra-oral force transmitting means
A61C 300
Patent
active
053705327
ABSTRACT:
A face bow wherein injection-molded plastic is used to form the joint between an outer bow and an inner arch. The outer bow also contains a plastic coating that provides a desired color other than that of bare metal which it covers. A clear-coat layer may also be applied over the colored layer. The plastic coating of the outer bow and the injection-molded plastic that forms the joint may have the same color.
REFERENCES:
patent: 3311978 (1967-04-01), Haas et al.
patent: 3340613 (1967-09-01), De Woskin
patent: 4212637 (1980-07-01), Dougherty et al.
patent: 4245984 (1981-01-01), Hamill, Jr.
patent: 4881896 (1989-11-01), Bergersen
Adell Loren S.
Adell Michael
Boller George L.
Wilson John J.
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