UNT Libraries Government Documents Department - 4 Matching Results

Search Results

Egg Tester

Description: Patent for an egg testing device to allow an egg to be placed in one side and removed from the other after testing for a more efficient flow in "candling" each of the eggs.
Date: June 10, 1913
Creator: Hancock, Joseph C.

Railway Gate

Description: Patent for improved railway gate which functions as cattle-guard and prevents foot traffic on railroad bridges, and opens and closes automatically for trains.
Date: April 10, 1906
Creator: Lowe, William Madison

Rivet-Set.

Description: Patent for an improvement in rivet-sets which having various sizes of holes and cavities for cutting and setting; it can be riveted by hand or machine. Illustration is included.
Date: February 10, 1891
Creator: Wilson, William A.

Wood-Splitting Machine

Description: Patent for improvements in wood-splitting machines whereby the billet or stick of wood to be split is positioned in the path of the maul or hammer after being placed on the blade.
Date: September 10, 1918
Creator: Taylor, Lawerence S.
Back to Top of Screen