66 Matching Results

Search Results

Results: 1 - 24 next

Boiler Attachment

Description: Patent for improvements in boiler attachments, to produce a thermostatic device of simple and improved construction which may be utilized for the purpose of actuating a valve governing the steam supply to the pump or the injector.
Date: June 28, 1913
Creator: Priester, Joel Ellis
Partner: UNT Libraries Government Documents Department

Closure for Refrigerators and the Like

Description: Patent is to "provide a simple and efficient construction of doors or lids for refrigerators, refrigerator cars, ice boxes, fireless cookers, telephone booths and the like, and as fire doors for storage houses, and wherever it is necessary or desirable to provide for facility of movement in opening or shrinking, due to head or cold, dampness or dryness, or other climatic or atmospheric or similar changes or conditions, while insuring an air tight, smoke, fire and bug proof, and heat insulating … more
Date: May 28, 1918
Creator: Seifert, John W. of Houston, TX
Partner: UNT Libraries Government Documents Department

Liquid Dispensing Apparatus.

Description: Patent for "certain new and useful Improvements in Liquid Dispensing Apparatus" (lines 5-7) describing new improvements, including instructions and illustrations.
Date: November 28, 1916
Creator: Bradley, Richard C.; Kinnebrew, Lee; Eastham, J. Malley & Ireland, C. Frank
Partner: UNT Libraries Government Documents Department

Well-Strainer.

Description: Patent for improvements to well strainers. Plugs with slats are applied throughout the pipe, making the plugs stronger and capable of enduring more strain.
Date: September 28, 1915
Creator: McEvoy, Joseph H.
Partner: UNT Libraries Government Documents Department

Well-Drilling Apparatus.

Description: Patent for drilling well apparatuses that approximate the weight imposed so that the weight can be regulated to improve efficiency, including instructions and illustrations.
Date: April 28, 1914
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Vehicle-Axle.

Description: Patent for a shock absorbing axle for vehicles including illustrations.
Date: July 28, 1914
Creator: Hartmann, Arthur R.
Partner: UNT Libraries Government Documents Department

Improvement in Rotary Subsoil-Plows.

Description: Patent for an improvement upon subsoil plows, using a series of spades arranged upon the same pulleyed rotary shaft, combined with furrow-opening plows.
Date: March 28, 1871
Creator: Morris, Joseph R.
Partner: UNT Libraries Government Documents Department

Improvement in Vehicle-Springs.

Description: Patent for "an improvement in springs for carriages" (lines 4-5), including illustrations.
Date: July 28, 1874
Creator: Richardson, John D.
Partner: UNT Libraries Government Documents Department

Protector for Paper-Rolls.

Description: Patent for adjustable paper roll protector that prevents rolls of paper (such as what is used for newspaper printing) from becoming damaged during shipping and/or handling to prevent waste. Includes illustrations.
Date: May 28, 1918
Creator: Staley, William O.
Partner: UNT Libraries Government Documents Department

Protective Covering For Ice-Bags.

Description: Patent for protective coverings for ice-bags, providing a device to be applied to an ice cap or bag to protect the bed clothing from becoming wet due to the sweating of the bag.
Date: November 28, 1916
Creator: Slataper, Alice L.
Partner: UNT Libraries Government Documents Department

Hose Attachment

Description: Patent for hose to be used in well-drilling.
Date: November 28, 1916
Creator: Girten, Charles E. & Bowman, Archibald M.
Partner: UNT Libraries Government Documents Department

Packing-Cutter.

Description: Patent for a packing cutter with the original purpose to cut away the packing material from around pistons and cylinders with speed and accuracy, including illustrations.
Date: March 28, 1916
Creator: Landry, Rosamond L.
Partner: UNT Libraries Government Documents Department

Hay Press

Description: Patent for hay press, or hay baler.
Date: November 28, 1916
Creator: Dudley, Andrew T.
Partner: UNT Libraries Government Documents Department

Steering Device for Vehicles.

Description: Patent for certain new and useful improvements in steering devices for vehicles, including instructions and illustrations.
Date: June 28, 1898
Creator: Fisher, Charles Nicholas
Partner: UNT Libraries Government Documents Department

Switch-Hook

Description: Patent for a switch lock which prevents "splitting" (line 13). Illustrations included.
Date: January 28, 1908
Creator: Tullock, John Thomas
Partner: UNT Libraries Government Documents Department

Spindle-Bushing

Description: Patent for a spindle-bushing, a device used to "repair worn axle spindles and hub sleeves" (lines 10-11) by encasing the worn spindles or sleeves with outer shells.
Date: November 28, 1905
Creator: Hines, Jessie J. & Wilkerson, Eldred B.
Partner: UNT Libraries Government Documents Department

Plow.

Description: Patent for a new and improved plow. This design "relates to double-mold-board plows, such as lister or middle-breaking plows. Its principle features are the depressed center bar, the removable point upon the center bar, and the removable shares" (lines 8-12).
Date: May 28, 1889
Creator: Tebbetts, Lewis B.; Pope, Charles H. & Stewart, John A.
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for a pump that can be "cleansed of sand and other foreign matter" which may cause an obstruction or interference "with the operation of the pump valve" (lines 13-15).
Date: May 28, 1920
Creator: Johnson, John L.
Partner: UNT Libraries Government Documents Department

Multicylinder Internal-Combustion Engine.

Description: Patent for an internal combustion engine with multiple cylinders.
Date: July 28, 1914
Creator: Hart, Sydney H.
Partner: UNT Libraries Government Documents Department

Oil-Converting Apparatus.

Description: Patent for an apparatus that can be built at moderate cost, which will enable a high rate of commercially efficient work to reduce "the specific gravity of various grades of hyrdo-carbon oils, especially those of a semi-refined character" (lines 22 - 24).
Date: October 28, 1919
Creator: Adams, Joseph H.
Partner: UNT Libraries Government Documents Department

Packer for Wells

Description: Patent for a well packer, specifically for oil wells, for the purpose of facilitating the formation of watertight joints between outer and inner pipes.
Date: June 28, 1921
Creator: Fondren, Walter William
Partner: UNT Libraries Government Documents Department

Oil-Burner.

Description: Patent for an oil burner which burns more efficiently and is easier to clean, including illustrations.
Date: May 28, 1918
Creator: Spence, Garfield A.
Partner: UNT Libraries Government Documents Department

Dental Occluding Frame

Description: Patent for Dental Occluding Frame
Date: January 28, 1914
Creator: Hall, Rupert E.
Partner: UNT Libraries Government Documents Department

Patent for Drill.

Description: Patent for a multi-purpose drill.
Date: November 28, 1916
Creator: Weathersby, Fred R.
Partner: UNT Libraries Government Documents Department
Back to Top of Screen