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Cotton Chopper and Cultivator.
Patent for certain new and useful improvements in cotton choppers and cultivators, including instructions and illustrations.
Date:
June 7, 1898
Creator:
Holland, Joseph J.
System:
The Portal to Texas History
Press Mat.
Patent for a new and improved cotton-seed-oil press mat. This design calls for three separate plates to be bound together, which allows for two pressings simultaneously. The materials (sheet metal, leather, press cloth) make for a press that is stronger, cheaper, more durable, and more effective than previous presses.
Date:
June 7, 1881
Creator:
Mistrot, Jean Jacques
System:
The Portal to Texas History
Portable Electric Saw.
Patent for improvement of portable electric saws that can be used "as readily and accurately as a hand saw in performing many different grades of work much more rapidly and with less physical exertion" (lines 17-20), including illustrations.
Date:
June 7, 1921
Creator:
Lange, David C.
System:
The Portal to Texas History