Language

Water-Power. (open access)

Water-Power.

Patent for a water-power. It consists of a dam built halfway across a stream, a power-house with its upper end closed and inclined towards the upstream, gated inlet openings on the side of the power-house, gates that control the inlet openings, and a water-wheel on the stream side of the power-house.
Date: December 4, 1894
Creator: Vernon, William E.
System: The Portal to Texas History
Hoisting Device. (open access)

Hoisting Device.

Patent for an inexpensive device that is meant to hoist, lift, or extract stumps, stones, or other heavy objects. It also stretches wire and can act as a vehicle jack.
Date: December 19, 1893
Creator: Hagelstein, Henry
System: The Portal to Texas History