Leonard Gelfand

Person

  • Orange Village, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Electrical contact

    • Patent number 4,043,893
    • Issue date Aug 23, 1977
    • Erico Products, Inc.
    • Leonard Gelfand
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR