Month

Language

Convertible Trunk. (open access)

Convertible Trunk.

Patent for a trunk that converts between luggage (for use while traveling) and a bureau (for use while not traveling), with illustrations.
Date: March 29, 1892
Creator: Dwyer, John
System: The Portal to Texas History
Tension Device for Band-Saw Mills. (open access)

Tension Device for Band-Saw Mills.

Patent for "a new and useful improvement in tension devices for band-saw mills; and it consists, generally stated, in mounting the upper wheel in standards which are vertically movable in suitable guideways, said standards being secured to the plunger or cylinder of a direct-acting medium, such as compressed air." (Lines 24-31) Includes instructions and illustrations.
Date: March 23, 1897
Creator: Coleman, Thomas A. & Coleman, Nathan
System: The Portal to Texas History