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in subjects: "dental instruments"  
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Improvement in Instruments for Filling Teeth

Description: Patent for improvement in instruments for filling teeth. "The object of this invention is to furnish an improved mode of filling teeth, by the use of which the filling may be built up, hardened, and polished at once, so that the filling will be as hard as marble when the patient leaves the operator's chair, and so that they can be immediately used for masticating."
Date: February 29, 1876
Creator: Ludwig, Carl D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Dental Instrument.

Description: Patent for an improved dental instrument with a pointer and plunger combination to precisely locate the opening of the root canal and fill it effectively. The simple construction with few parts efficiently produces a compact tool with low production costs.
Date: December 23, 1919
Creator: Payne, David H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Dental Instrument.

Description: Patent for a new and improved dental instrument "designed to be used for removing the enamel around the base of a tooth preparatory to crowning the same and may be also employed for the purpose of removing crowns from teeth" (lines 12-16), including illustrations.
Date: August 22, 1916
Creator: Hamilton, Arthur L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Attachment for Dental Instruments.

Description: Patent for a dental instrument which is to attach to a dental drill handle. Protecting the patient's tongue from being cut by the drill or grinding disk while the patient's lower teeth are being operated on, including illustrations.
Date: November 19, 1918
Creator: Luzzi, August F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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