Philip S. Keller

Person

  • Holland, MI, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Lift and seal drum dumper

    • Patent number 5,302,073
    • Issue date Apr 12, 1994
    • National Bulk Equipment, Inc.
    • Keith A. Riemersma
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL