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Airflow distribution system
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Patent number 9,618,228
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Issue date Apr 11, 2017
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Harper International Corporation
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Renee M. Bagwell
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F24 - HEATING RANGES VENTILATING
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Overhung rotary tube furnace
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Patent number 8,485,815
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Issue date Jul 16, 2013
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Harper International Corporation
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Peter R. Witting
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F27 - FURNACES KILNS OVENS RETORTS
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-
-
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Multi-axis rotary seal system
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Patent number 6,464,493
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Issue date Oct 15, 2002
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Harper International Corp.
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Brian A. Polino
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F27 - FURNACES KILNS OVENS RETORTS
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Purge chamber
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Patent number 6,328,558
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Issue date Dec 11, 2001
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Harper International Corp.
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Bruce J. Dover
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F24 - HEATING RANGES VENTILATING
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Sintering kiln
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Patent number 6,031,207
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Issue date Feb 29, 2000
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Harper International Corp.
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Bruce J. Dover
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B22 - CASTING POWDER METALLURGY
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-
-
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Rotary film calciner
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Patent number 5,906,483
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Issue date May 25, 1999
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Harper International Corp.
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Jun Pei Zhou
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F26 - DRYING
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87674861 - HC SERIES
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Serial number 87674861
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Filing date Nov 7, 2017
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Harper International Corporation
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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86237785 - PULSE
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Serial number 86237785
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Registration number 4628585
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Filing date Mar 31, 2014
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Harper International
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37 - Building construction
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86133470 - IGNITE
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Serial number 86133470
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Registration number 4567673
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Filing date Dec 3, 2013
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Harper International
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42 - Scientific and technological services and research and design relating thereto
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85967923 - IGNITE
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Serial number 85967923
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Filing date Jun 24, 2013
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Harper International
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35 - Advertising
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85902966 - MICROLINE
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Serial number 85902966
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Registration number 4497132
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Filing date Apr 12, 2013
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Harper International
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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85731007 - PULSE
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Serial number 85731007
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Registration number 4334422
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Filing date Sep 17, 2012
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Harper International
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37 - Building construction
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85628675 - MICROLINE
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Serial number 85628675
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Registration number 4347982
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Filing date May 17, 2012
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Harper International Corporation
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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85485193 - BEACON
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Serial number 85485193
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Registration number 4227658
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Filing date Dec 1, 2011
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Harper International Corporation
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42 - Scientific and technological services and research and design relating thereto
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85482338 - THERMO. DYNAMIC.
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Serial number 85482338
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Registration number 4178970
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Filing date Nov 29, 2011
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Harper International Corporation
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40 - Treatment of materials
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85483035 - SPARK THE FUTURE.
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Serial number 85483035
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Registration number 4179056
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Filing date Nov 29, 2011
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Harper International Corporation
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40 - Treatment of materials
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85481490 - IGNITE
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Serial number 85481490
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Registration number 4178900
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Filing date Nov 28, 2011
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Harper International Corporation
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42 - Scientific and technological services and research and design relating thereto
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85291657 - THERMO. DYNAMIC.
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Serial number 85291657
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Filing date Apr 11, 2011
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Harper International Corporation
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7 - Machines and machine tools
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85266789 - IGNITE
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Serial number 85266789
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Filing date Mar 14, 2011
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Harper International Corporation
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7 - Machines and machine tools
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85234083 - HARPER INTERNATIONAL
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Serial number 85234083
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Registration number 4047039
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Filing date Feb 4, 2011
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Harper International Corporation
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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