Dental Instrument.
Description:
Patent for a new dental instrument that extracts "swollen portions of the gum where it extends over the tooth" (lines 11-13), including illustration. Use of the instrument is meant to replace the common, but "objectionable" (line 56), practice of lancing the gum.
Date:
April 4, 1916
Creator:
Knox, Eldon Lemoin
Partner:
UNT Libraries Government Documents Department