770 Matching Results

Results open in a new window/tab.

Needle for Hand-Embroidery and Similar Work. (open access)

Needle for Hand-Embroidery and Similar Work.

Patent for a hand embroidery needle that allows for easy swapping of different sized points.
Date: March 15, 1921
Creator: Pade, George V. & Neitzel, Conrad T.
Object Type: Patent
System: The Portal to Texas History
Mold for Making Fan-Belts. (open access)

Mold for Making Fan-Belts.

Patent for a three-piece mold which allows for fan belts to be made using a single piece of rubber or composition material. The fan belts would primarily be used in motor vehicles.
Date: December 27, 1921
Creator: Hibbs, Cassell D.
Object Type: Patent
System: The Portal to Texas History
Maternity and Invalid Chair. (open access)

Maternity and Invalid Chair.

Patent for a folding chair designed specifically for the use and comfort of the sick and disabled.
Date: March 22, 1921
Creator: Read, Edwin T. & Bartz, Adolph J.
Object Type: Patent
System: The Portal to Texas History
Method of Liberating the Fibers of the Agave and Similar Fleshy Plants. (open access)

Method of Liberating the Fibers of the Agave and Similar Fleshy Plants.

Patent for an alternative method in separating the plant fibers of agave and similar plants. This process omits the use of the popular chemical method in favor of a more natural fermentive bath.
Date: February 15, 1921
Creator: Quijano, Ramon
Object Type: Patent
System: The Portal to Texas History
Pipe and Like Stem. (open access)

Pipe and Like Stem.

Patent for improved smoking equipment stems which prevents saliva from running down the stem. The end of the stem has a new design which extends upwards and then wraps forward and downward, leaving a slot where no saliva can enter.
Date: February 22, 1921
Creator: Crossman, Alvin Amos
Object Type: Patent
System: The Portal to Texas History
Pencil-Sharpener. (open access)

Pencil-Sharpener.

Patent for a new and improved pencil sharpener "which will be simple and inexpensive in manufacture, highly effective in use, durable in service, and a general improvement in the art" (lines 20-23), including illustrations.
Date: March 22, 1921
Creator: Scougale, Malcolm
Object Type: Patent
System: The Portal to Texas History
Pipe-Painting Machine (open access)

Pipe-Painting Machine

Patent for pipe-painting machine. The invention details improvements in devices for painting pipes or "other elongated substantially cylindrical objects". The object was designed to create minimal waste when operating the device.
Date: February 15, 1921
Creator: McNulty, Charlie A.
Object Type: Patent
System: The Portal to Texas History
Portable Electric Saw. (open access)

Portable Electric Saw.

Patent for improvement of portable electric saws that can be used "as readily and accurately as a hand saw in performing many different grades of work much more rapidly and with less physical exertion" (lines 17-20), including illustrations.
Date: June 7, 1921
Creator: Lange, David C.
Object Type: Patent
System: The Portal to Texas History
Safety-Casing Clamp (open access)

Safety-Casing Clamp

Patent for a tool that supports the drilling and operating of oil and gas wells. Specifically, the patented tool allows a strong method of sealing the smaller casing inside the larger casing, as the larger casing is pulled out of the well. Includes illustrations.
Date: March 15, 1921
Creator: Angus, William M.
Object Type: Patent
System: The Portal to Texas History
Roller for Cotten-Gins. (open access)

Roller for Cotten-Gins.

Patent for an improved cotton gin roller, to separate cotton fibers from cotton seeds. Made with a hollow design to prevent the device from becoming too hot during use.
Date: March 1, 1921
Creator: Tischer, Edward R.
Object Type: Patent
System: The Portal to Texas History
Perpetual Calendar. (open access)

Perpetual Calendar.

Patent for the improvement of calendars to create easier-to-read and quicker-to-adjust. These calendars were to be able to be used no matter the month or year and would always be accurate.
Date: February 1, 1921
Creator: Jones, L. Walter
Object Type: Patent
System: The Portal to Texas History
Game. (open access)

Game.

Patent for a board game based on finance. The board game uses numbered discs that players own multiple quantities of that indicate their positions on the board.
Date: January 11, 1921
Creator: Sterling, Don L.
Object Type: Patent
System: The Portal to Texas History
Electric Edge Heel And Shank Setter. (open access)

Electric Edge Heel And Shank Setter.

Patent for device setting heels and shanks for shoe manufacturing. It is an edged electric device with a rotary wheel.
Date: January 11, 1921
Creator: Lutes, William
Object Type: Patent
System: The Portal to Texas History
Design for a Military Uniform. (open access)

Design for a Military Uniform.

Patent for a new, original, and ornamental design for a military uniform.
Date: October 25, 1921
Creator: Meacham, Haskell K.
Object Type: Patent
System: The Portal to Texas History
Abrading Element For Tire-Patch Containers (open access)

Abrading Element For Tire-Patch Containers

Patent for an improved tool that is affixed to tire-patch containers. It is used for abrading the surface of a tire to effectively roughen it (without the use of sandpaper) to allow the adhesion of a patch. Includes illustrations.
Date: January 4, 1921
Creator: Duffy, Jesse A.
Object Type: Patent
System: The Portal to Texas History
Display-Stand. (open access)

Display-Stand.

Patent for incorporating vertical shaft in display stands for posters advertising motion pictures and merchandise, with illustrations.
Date: June 23, 1921
Creator: Gates, Norwood
Object Type: Patent
System: The Portal to Texas History
Cable-Clamp. (open access)

Cable-Clamp.

Patent for improved cable-clamps for oil drilling and water wells, such that the gripping member will accommodate a variety of cable sizes.
Date: March 29, 1921
Creator: Lacy, Benjamin B.
Object Type: Patent
System: The Portal to Texas History
Fuel-Valve Lock for Motor-Cars. (open access)

Fuel-Valve Lock for Motor-Cars.

Patent for a fuel shut-off valve for motor cars. The device would prevent fuel from flowing from the tank to the engine with the turn of a key, preventing the vehicle from being stolen.
Date: March 15, 1921
Creator: McQueen, Roy O. & Batson, Joseph A.
Object Type: Patent
System: The Portal to Texas History
Current-Motor. (open access)

Current-Motor.

Patent for a current motor in which water wheels are employed to drive electric generators. The design provides for pontoons to allow the water wheels to be adjustably supported. Constructed in sections, additional sections can easily be added and bracing is included so that the units can be configured to rise and fall together.
Date: February 15, 1921
Creator: Rebman, Johan J.
Object Type: Patent
System: The Portal to Texas History
Cultivator Attachment. (open access)

Cultivator Attachment.

Patent for an attachment for the cutting of weeds and soil moving. It is designed to be attached to any cultivator or plow beam either singly or duplicated.
Date: February 1, 1921
Creator: Turner, Edwin E.
Object Type: Patent
System: The Portal to Texas History
Cotton-Picking Device (open access)

Cotton-Picking Device

Patent for cotton-picking device. The object of the invention is to provide a novel and improved device for picking cotton by hand. Patent is for the protection of the digits.
Date: January 25, 1921
Creator: Vincent, George Hilliard
Object Type: Patent
System: The Portal to Texas History
Cultivator-Fender. (open access)

Cultivator-Fender.

Patent for an improvement to cultivator-fenders that prevents rocks and other debris from being throws about while plowing.
Date: May 10, 1921
Creator: Calk, Alonzo E.
Object Type: Patent
System: The Portal to Texas History
Road Building Machine (open access)

Road Building Machine

Patent for a road building machine comprised of multiple mechanisms including a blast furnace, mixing chambers, and chemical tanks.
Date: December 6, 1921
Creator: Austin, Stephen F.
Object Type: Patent
System: The Portal to Texas History
Parcel Carrier (open access)

Parcel Carrier

Patent for improvements in parcel carrier for automobiles.
Date: September 13, 1921
Creator: Campbell, William L.; Straughan, Augustus E.; Commons, A. J.; Weisman, S. & Winton, E. H.
Object Type: Patent
System: The Portal to Texas History