TREA

Hendrik Leemkuil

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  • Grand Rapids, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Track for conveyor chain
    • Patent number 4,562,921
    • Issue date Jan 7, 1986
    • Lear Siegler, Inc.
    • Hendrik Leemkuil
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Air brake and retarder for gravity conveyors
    • Patent number 4,542,815
    • Issue date Sep 24, 1985
    • Lear Siegler, Inc.
    • Hendrik Leemkuil
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL