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Class Information
Number: 433/47
Name: Dentistry > Apparatus > Having static product shaping surface (e.g., mold) > Intra-oral > Including release facilitating means
Description: Device wherein the static structure includes means specifically provided to assist in separating the hardened fluent material from either the static structure or the mouth of the patient.

Patents under this class:

Patent Number Title Of Patent Date Issued
6379147 Dental impression tray assembly with removable liner Apr. 30, 2002
6247925 Dental-impression tray Jun. 19, 2001
6149426 Dental impression modeling method and apparatus Nov. 21, 2000
6099305 Device for the production of a dental working model for preparation of a prosthetic work Aug. 8, 2000
5772432 Dental impression tray with improved adhesion to impression material Jun. 30, 1998
5580244 Method and apparatus for taking dental impressions Dec. 3, 1996
5108286 Retention means for dental impression trays Apr. 28, 1992
4484890 Impression tray for dental prostheses Nov. 27, 1984

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