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Class Information
Number: 433/165
Name: Dentistry > Apparatus > Tool bit
Description: Apparatus comprising a work contacting and modifying element adapted to be received in a chuck or socket whereby the element may be driven or manipulated.










Sub-classes under this class:

Class Number Class Name Patents
433/166 Abrading or polishing 127


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
4820159 Dental post and core assembly Apr. 11, 1989
4820156 Trephine dental drill Apr. 11, 1989
4787848 Method and apparatus for drilling bores in jaw bone tissue for the reception of dental anchors Nov. 29, 1988
4738616 Assembly constituted by a drill and a tenon for anchoring dental prosthesis adapted to be fixed in the root of a tooth Apr. 19, 1988
4722687 Dental implant for the securement of fixed dental prostheses Feb. 2, 1988
4708653 Dental drill bit having disordered, wear resistant boron carbon external coating Nov. 24, 1987
4681541 Dental bur with enhanced durability Jul. 21, 1987
4609352 Rigid dental tool provided with inner guide core for carrying out the reaming and rectification of dental root canals Sep. 2, 1986
4564354 Angle piece for dental purposes Jan. 14, 1986
4536156 Instrument for the treatment of dental canals Aug. 20, 1985
4526542 Dental burr and method of preparing a tooth Jul. 2, 1985
4526541 Instrument for the treatment of interdental surfaces Jul. 2, 1985
4511334 Dental instrument for cutting slots for receiving implants into the jaw Apr. 16, 1985
4478578 Handle for dental canal rotary instrument and method of manufacturing same Oct. 23, 1984
4451237 Dental anchoring means May. 29, 1984
4345899 Dental twist drill Aug. 24, 1982
4284406 Dental tooth bur Aug. 18, 1981
4283174 Dental scaler having scaling tip particularly suitable for circular or ellipsoidal patterns of vibration Aug. 11, 1981
4283174 Dental scaler having scaling tip particularly suitable for circular or ellipsoidal patterns of vibration Aug. 11, 1981
4283175 Dental scaler having scaling tip with rounded edge work surfaces particularly suitable for circular or ellipsoidal patterns of vibration Aug. 11, 1981
4283175 Dental scaler having scaling tip with rounded edge work surfaces particularly suitable for circular or ellipsoidal patterns of vibration Aug. 11, 1981
4270903 Abrasive dental tool Jun. 2, 1981
4255145 Dental tool having severable sections Mar. 10, 1981
4205444 Dental tool shank Jun. 3, 1980
4190958 Endodontic drill-file Mar. 4, 1980
4179810 Device for milling slots in a jawbone for mounting an endossal device Dec. 25, 1979
4021920 Drilling or milling apparatus for the working of live bone, particularly for dentistry May. 10, 1977
4021917 Dental handpiece and a cartridge for a head thereof May. 10, 1977
4014099 Dental handpiece Mar. 29, 1977
3992780 Mouth implant, a method of inserting the implant in the mouth, and a tool for machining the dental arch of the jaw for reception of the implant Nov. 23, 1976
3979829 Apparatus for preparing a tooth stump for a crown Sep. 14, 1976
3971135 Dental bur Jul. 27, 1976

1 2 3 4










 
 
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