Computing Machine (open access)

Computing Machine

Patent for a computing machine for addition and subtraction. Illustration included.
Date: July 21, 1908
Creator: Jackson, Joshua Terry
System: The Portal to Texas History
Cotton-Picker (open access)

Cotton-Picker

Patent for a cotton picker that can be used on several rows of cotton at a time. Illustrations included.
Date: July 16, 1912
Creator: Meier, John
System: The Portal to Texas History
Pump System. (open access)

Pump System.

Patent for a pump system with an improved air compressor for use in cars that produces a very quiet engine.
Date: July 25, 1911
Creator: Read, William K.
System: The Portal to Texas History
Safety-Pocket (open access)

Safety-Pocket

Patent for a particular pocket and its attachments that allows access by the owner but prevents objects held within from falling out or easily removed by another person.
Date: July 31, 1906
Creator: McCauley, Walter John
System: The Portal to Texas History
Seed-Dropper. (open access)

Seed-Dropper.

Patent for a seed dropper that is used to drop peas or other seeds between hills of corn. This tool is very light and can be handled with one hand.
Date: July 31, 1917
Creator: Hefner, John M.
System: The Portal to Texas History
Well-Bucket. (open access)

Well-Bucket.

Patent for a well bucket with a float attachment to prevent the bucket from hitting the bottom of the well and stirring up sand or mud.
Date: July 30, 1907
Creator: Thomas, Eliga Moran
System: The Portal to Texas History