Back Spacing Attachment for Type Writing Machines (open access)

Back Spacing Attachment for Type Writing Machines

Patent for an attachment to provide type writing machines with back space. Illustration included.
Date: July 19, 1904
Creator: Parker, William A.
System: The Portal to Texas History
Lint-Cotton Feeder (open access)

Lint-Cotton Feeder

Patent for the collection of cotton, monitoring the amount of cotton lint being received, creating certain actions when those amounts are reached, including detailed instructions and illustrations.
Date: October 20, 1904
Creator: Hague, James Arthur
System: The Portal to Texas History
Line-Lock Attachment for Type-Writing Machines. (open access)

Line-Lock Attachment for Type-Writing Machines.

Patent for improvements in line-lock attachments for type-writing machines in which “it prevent the printing of one letter over another by effecting a locking of the key-levers when the carriage of the machine reaches the end of the line.” (Lines 26-29) Illustration is included.
Date: July 5, 1904
Creator: Parker, William A.
System: The Portal to Texas History
Irrigating Machine (open access)

Irrigating Machine

Patent for an irrigating machine. Illustration included.
Date: December 20, 1904
Creator: Smith, Warren W.
System: The Portal to Texas History
Touch Regulating Attachment For Pianos (open access)

Touch Regulating Attachment For Pianos

Patent for a touch regulating attachment for pianos. This invention regulates the touch of the instrument to effect the tension or stiffness of the keys. Illustration included.
Date: March 29, 1904
Creator: Harriss, Langdon & Kendall, William H.
System: The Portal to Texas History
Gate Operating Device (open access)

Gate Operating Device

Patent for gate operating device. Illustration included.
Date: August 30, 1904
Creator: Lyle, John Newton
System: The Portal to Texas History
Ice Cream Freezer (open access)

Ice Cream Freezer

Patent for an ice cream freezer. Illustration included.
Date: April 5, 1904
Creator: Prade, Julien
System: The Portal to Texas History
Harness Fastner (open access)

Harness Fastner

Patent for a harness fastener. Illustration included.
Date: April 12, 1904
Creator: Cornitius, Ermst
System: The Portal to Texas History
Cultivator (open access)

Cultivator

Patent for cultivator. Illustrations included.
Date: September 20, 1904
Creator: Harper, Robert L.
System: The Portal to Texas History