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John D. Swaffield

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  • Danvers, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Zero insertion force test/burn-in socket
    • Patent number 5,410,257
    • Issue date Apr 25, 1995
    • Precision Connector Designs, Inc.
    • John D. Swaffield
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Bus bar assembly
    • Patent number 5,162,616
    • Issue date Nov 10, 1992
    • Precision Connector Designs, Inc.
    • John D. Swaffield
    • H01 - BASIC ELECTRIC ELEMENTS