Lever. (open access)

Lever.

Patent for a lever that attaches to moveable cultivator gangs.
Date: August 6, 1907
Creator: Gillentine, William A.
System: The Portal to Texas History
Saw-Operating Mechanism. (open access)

Saw-Operating Mechanism.

Patent for a motor operated cross-cutting saw for cutting timber.
Date: April 23, 1907
Creator: Gordon, William Knox
System: The Portal to Texas History
Combined Educational Chart, Drawing Board, and Writing-Desk (open access)

Combined Educational Chart, Drawing Board, and Writing-Desk

Patent for a piece of furniture that can act as an educational chart, drawing board, or a writing desk. Illustrations included.
Date: November 26, 1907
Creator: Henderson, George A.
System: The Portal to Texas History