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David E. Thompson

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  • Norwalk, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of scraping corners
    • Patent number 4,256,510
    • Issue date Mar 17, 1981
    • David E. Thompson
    • B08 - CLEANING
  • Information Patent Grant

    Rotary scraper
    • Patent number 3,958,294
    • Issue date May 25, 1976
    • The Thompson Tool Co., Inc.
    • David E. Thompson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR