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William L. Cotter

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  • Salem, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Two dimensional press brake control system and apparatus
    • Patent number 4,488,237
    • Issue date Dec 11, 1984
    • Dynamics Research Corporation
    • Herbert L. Aronson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Writing apparatus
    • Patent number 3,939,482
    • Issue date Feb 17, 1976
    • William L. Cotter
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES