Kevin J. Prey

Person

  • Allegany, NY, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacture preforms

    • Patent number 4,758,398
    • Issue date Jul 19, 1988
    • The Dexter Corporation
    • John J. Sparapany
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL