TREA

David W. Wolbrink

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  • Hartford, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Downdraft range ventilator
    • Patent number 5,062,410
    • Issue date Nov 5, 1991
    • Broan Mfg. Co., Inc.
    • Joseph R. Sarnosky
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Exhaust fan for bathrooms and the like
    • Patent number 4,867,640
    • Issue date Sep 19, 1989
    • Broan Manufacturing Co., Inc.
    • Robert G. Penlesky
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Combination deodorizer and light
    • Patent number D288007
    • Issue date Jan 27, 1987
    • Broan Mfg. Co., Inc.
    • Kenneth J. Jonas
    • D26 - Lighting
  • Information Patent Grant

    Filter for ductless range hood
    • Patent number 4,610,705
    • Issue date Sep 9, 1986
    • Broan Manufacturing Co. Inc.
    • Joseph R. Sarnosky
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fan for ventilation
    • Patent number 4,594,940
    • Issue date Jun 17, 1986
    • Broan Mfg. Co., Inc.
    • David W. Wolbrink
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Ventilation fan
    • Patent number 4,510,851
    • Issue date Apr 16, 1985
    • Broan Mfg. Co., Inc.
    • Joseph R. Sarnosky
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Mounting device for range hoods
    • Patent number 4,465,256
    • Issue date Aug 14, 1984
    • Broan Mfg. Co., Inc.
    • David W. Wolbrink
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Wall mounted ventilating device
    • Patent number 4,136,606
    • Issue date Jan 30, 1979
    • Broan Manufacturing Co., Inc.
    • David W. Wolbrink
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Conveying apparatus including tilting support structures
    • Patent number 4,102,448
    • Issue date Jul 25, 1978
    • S I Handling Systems, Inc.
    • David W. Wolbrink
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Drive mechanism for trash compactors
    • Patent number 4,100,850
    • Issue date Jul 18, 1978
    • Broan Manufacturing Co., Inc.
    • David W. Wolbrink
    • B30 - PRESSES
  • Information Patent Grant

    Receptacle for trash compactors
    • Patent number 4,064,798
    • Issue date Dec 27, 1977
    • Broan Manufacturing Co., Inc.
    • David W. Wolbrink
    • B30 - PRESSES
  • Information Patent Grant

    Deodorizer for trash compactors
    • Patent number 4,047,775
    • Issue date Sep 13, 1977
    • Broan Manufacturing Co., Inc.
    • David W. Wolbrink
    • B30 - PRESSES
  • Information Patent Grant

    Latch for trash compactors
    • Patent number 4,018,148
    • Issue date Apr 19, 1977
    • Broan Manufacturing Co., Inc.
    • David W. Wolbrink
    • B30 - PRESSES
  • Information Patent Grant

    Rotary loading apparatus
    • Patent number 4,003,461
    • Issue date Jan 18, 1977
    • Speaker Motion Systems, Inc.
    • Richard L. Speaker
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Cabinet arrangement for trash compactors
    • Patent number 4,002,387
    • Issue date Jan 11, 1977
    • David W. Wolbrink
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...