Device for Measuring Logs. (open access)

Device for Measuring Logs.

Patent for device for measuring logs consisting "of a pair of calipers, a measuring-segment, an arm, a plate, and a disk" (lines 13-14) in order to measure "the number of lumber feet in a log" lines 16-17), including illustrations.
Date: July 9, 1901
Creator: Cowart, Laurance P.
System: The Portal to Texas History
Fireplace-Fender. (open access)

Fireplace-Fender.

Patent for a Fireplace-Fender used as a protective barrier between burning fireplaces and people. Specifically preventing the sparks from the fire to catch clothing on fire or any other flammable materials, Illustrations included.
Date: July 3, 1900
Creator: Russell, Thomas J.
System: The Portal to Texas History
Motor. (open access)

Motor.

Patent for "a motor of cheap and simple construction that may be stopped and started readily, that is automatically governed, that may be operated continuously or without losing time for rewinding or hoisting the weight, and the power of which may be doubled or decreased one-half, as desired, and in accordance with the mechanism to be operated" (lines 10-17).
Date: July 12, 1892
Creator: Wheat, Edmond C.
System: The Portal to Texas History
Wheel-Tread (open access)

Wheel-Tread

Patent for improved wheel treads specifically for assisting motorists trapped in mud, sand, or the like.
Date: July 1, 1919
Creator: Wheat, Levi M.
System: The Portal to Texas History