- #256,610, 4/18/1882
- This method of planting allowed each hill of two, three or four seeds to be the same distance. This cultivated rows in various directions and also kept a field weedless.
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Jackson, H. A
Kitchen Table October 6, 1896 596,135
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Invented a lock, that was an improvement over the 4,000 year old bolt invented by the Chinese that could be fastened or unfastened from eith...
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#613,436, 11/1/1898 Allen created the self-leveling table. This allows for table stabilization and prevents wobbling.
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#4,303,938, 12/1/1981 Allen created a pattern generator for simulating image generation
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