TREA

John H. Aldag

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  • Chicago, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Grain bin flooring
    • Patent number 4,562,678
    • Issue date Jan 7, 1986
    • North American Agricultural, Inc.
    • Michael W. Carroll
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Grain storage structures
    • Patent number 4,502,369
    • Issue date Mar 5, 1985
    • Bantam Systems, Inc.
    • John Aldag
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Apparatus for fabrication of metal buildings
    • Patent number 4,245,828
    • Issue date Jan 20, 1981
    • Blackhawk Systems, Inc.
    • John Aldag
    • E04 - BUILDING
  • Information Patent Grant

    Building frame construction
    • Patent number 4,201,021
    • Issue date May 6, 1980
    • Bantam Systems, Inc.
    • John Aldag
    • E04 - BUILDING