Martin, W. A.

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 either side; a forerunner of modern door locks (Patented in 1889).
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Jackson, H. A

Kitchen Table October 6, 1896 596,135 

  • Martin, W. A.
    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...
  • Charles William Allen
    #613,436, 11/1/1898 Allen created the self-leveling table. This allows for table stabilization and prevents wobbling.
  • John H Allen
    #4,303,938, 12/1/1981 Allen created a pattern generator for simulating image generation