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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.
Partner: UNT Libraries Government Documents Department

Cross-Roller Drill-Bit

Description: Patent for an improvement upon a prior patent for a rolling drill cutter. The drill bit is designed with several rotating saw like structures which assist in the drilling process.
Date: December 27, 1919
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Apparatus for Separating Liquids in Emulsion.

Description: Patent for improved apparatus for separating liquids in emulsion (relates to improved apparatus for separating one liquid from another) when found in emulsion and has especial reference to means for rapidly and effectually dehydrating petroleum oil emulsion.
Date: May 27, 1919
Creator: McKibben, Charles W.
Partner: UNT Libraries Government Documents Department

Attachment for Vehicle-Headlights.

Description: Patent for attachment for vehicle headlights. The invention has a deflecting hood for the head light that deflects the light downward, below the line of sight, particularly for oncoming vehicles
Date: March 26, 1918
Creator: Burns, Bessie A.
Partner: UNT Libraries Government Documents Department

Attachment for Bath-Tubs.

Description: Patent for a removable and adjustable wash cloth attachment "in such a position within the tub that a person bathing may readily move the back and shoulders over the wash cloth or other cleaning element to effect a thorough cleansing thereof" (lines 14-18) including illustrations.
Date: December 28, 1915
Creator: Seib, Lee R.
Partner: UNT Libraries Government Documents Department

Automatic Film-Mover

Description: Patent for an automatic film mover which allows film in a projector to be automatically moved forwards and in reverse.
Date: January 12, 1915
Creator: Edmond, Berger & Barnes, Ned E.
Partner: UNT Libraries Government Documents Department

Sleeping-Hood.

Description: Patent for an "inexpensive to manufacture, and convenient and comfortable in use" (lines 17-18) sleeping hood to be worn while sleeping to prevent snoring.
Date: July 31, 1917
Creator: Bloomfield, Emma D.
Partner: UNT Libraries Government Documents Department

Lint Separator and Cleaner.

Description: Patent for machine that separates lint cotton and removes dirt and dust from the machine while it pulls cotton in, including illustrations.
Date: August 12, 1919
Creator: Meyers, Frank Wynne
Partner: UNT Libraries Government Documents Department
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