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Flue Scraper
Patent for a new and improved boiler tube scraper which will allow for easier insertion and removal, including illustrations and instructions.
Date:
April 8, 1913
Creator:
Lorenz, William Adam
System:
The Portal to Texas History
Cactus Burner.
Patent for a cactus burner that burns spines off of cacti using a liquid fuel burner. Document explains the different parts of the cactus burner and why it is an improvement over current ones in use.
Date:
April 15, 1913
Creator:
Ploch, Alex
System:
The Portal to Texas History