8 Matching Results

Search Results

Type Writing Machine

Description: Patent for type-writing machine used to center heading on a document in typewriting machines. With the success of the invention, the carriage-spacing key is depressed once for each letter in the word being centered.
Date: August 1, 1916
Creator: Barker, Benjamin F.
Partner: UNT Libraries Government Documents Department

Tube-Mill.

Description: Patent for improvements in tube-mills (employed for ore and other substances) which is meant to help support and drive rotating drums or cylinders of the mills allowing for more full appearances.
Date: October 1, 1918
Creator: Bergman, Julius G.
Partner: UNT Libraries Government Documents Department

Punture-Healing Composition.

Description: Patent for "improvements in puncture healing compounds". A beeswax, paraffin, rosin, and linseed oil mixture will be injected into the innertube or other air compartment of a "pneumatic tire" and will repair any punctures without deteriorating the material of the inner tube.
Date: April 1, 1919
Creator: Weaber, Marie R. & Clemens, Hermann
Partner: UNT Libraries Government Documents Department

String-Fastener.

Description: Patent for string fastener of a simple construction to fasten a string after it has been arranged around a box, including illustrations.
Date: August 1, 1916
Creator: Hine, Frank B.
Partner: UNT Libraries Government Documents Department

Soda-Ash Process.

Description: Patent for a new process to create soda-ash, also known as sodium carbonate. Includes the detailed steps to this process and the chemical reactions involved.
Date: June 1, 1915
Creator: Hirt, Jules Hector
Partner: UNT Libraries Government Documents Department

Reeling Device.

Description: Patent for a reeling device that helps tie both mail matter and packages of articles in an efficient manner. It can be used on various sized mail and packages with minimum effort using tying cord and a clamping device.
Date: June 1, 1915
Creator: Gillespie, Charles W.
Partner: UNT Libraries Government Documents Department

Collar Attachment

Description: Patent for a collar attachment to be used with fold down collars to provide a means to hold the collar closed, with illustrations.
Date: May 1, 1917
Creator: Allen, Joseph H.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen