Robert E. Howlett

Person

  • Middleburg Heights, OH, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Corner bead structure

    • Patent number 4,876,837
    • Issue date Oct 31, 1989
    • USG Interiors, Inc.
    • Patrick M. Kelly
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...