Cotton Chopper (open access)

Cotton Chopper

Patent for a cotton chopper. Illustration included.
Date: June 29, 1909
Creator: Pace, William S. & Pace, James J.
System: The Portal to Texas History
Sad-Iron-Facing Machine. (open access)

Sad-Iron-Facing Machine.

Patent for a sad iron facing machine, which grinds and polishes iron with a lateral movement rather than a straight one that speeds up the process and prevents gumming of the machine.
Date: September 14, 1909
Creator: Dorsey, Royal H.
System: The Portal to Texas History
Sad-Iron-Edging Machine (open access)

Sad-Iron-Edging Machine

Patent for edging machine for removing rough edges from sad irons. Illustrations included.
Date: July 6, 1909
Creator: Dorsey, Royal H.
System: The Portal to Texas History
Gas-Engine (open access)

Gas-Engine

Patent for a gas engine designed with "both reciprocating and rotary motor elements" (line 10) and to minimize back pressure. Illustrations included.
Date: February 23, 1909
Creator: Patterson, John E.
System: The Portal to Texas History
Safety Railway-Truck Air-Brake Appliance. (open access)

Safety Railway-Truck Air-Brake Appliance.

Patent for a safety railway truck appliance, which automatically engages the air brake system if a car in the train derails.
Date: August 31, 1909
Creator: Bering, John L.
System: The Portal to Texas History
Sewing-Machine Attachment (open access)

Sewing-Machine Attachment

Patent for a sewing machine attachment used to support articles or implements used in the sewing process. Illustrations included.
Date: October 5, 1909
Creator: Kleuser, Clara H.
System: The Portal to Texas History
Device for Teaching Penmanship. (open access)

Device for Teaching Penmanship.

Patent for a device for teaching penmanship, which holds the hand in the correct writing position.
Date: November 23, 1909
Creator: Smith, Sidney R.
System: The Portal to Texas History