Curtis I. Holmer

Person

  • Reston, VA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustical door

    • Patent number 4,998,598
    • Issue date Mar 12, 1991
    • The Ceco Corporation
    • James K. W. Mardian
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS