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Class Information
Number: 433/185
Name: Dentistry > Prosthodontics > Holding or positioning denture in mouth > By suction > Including valve or air passageway leading from suction area
Description: Subject matter wherein means are provided to selectively establish communication between the suction chamber and the environment.

Patents under this class:

Patent Number Title Of Patent Date Issued
7338285 Disposable prophy angle with encompassing integral toroidal paste pouch for attaching to a dental handpiece Mar. 4, 2008
7112064 Denture Sep. 26, 2006
7040895 Vacuum-seated dentures with skin contacting plate May. 9, 2006
4595364 Dental prosthesis and process for preparing the same Jun. 17, 1986
4583949 Partial vacuum stabilizer for dental prosthesis Apr. 22, 1986
4204322 Denture hold apparatus May. 27, 1980

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