Henry S. McKann

Person

  • Fredericksburg, VA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Weather seal apparatus

    • Patent number 4,185,417
    • Issue date Jan 29, 1980
    • General Products Company, Inc.
    • Henry S. McKann
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS