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Heating system
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Patent number 9,920,937
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Issue date Mar 20, 2018
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ProGreen Labs, LLC
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James H Lau
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F24 - HEATING RANGES VENTILATING
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Heating system
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Patent number 9,593,857
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Issue date Mar 14, 2017
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ProGreen Labs, LLC
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James H Lau
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F24 - HEATING RANGES VENTILATING
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Combustion apparatus
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Patent number 7,004,749
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Issue date Feb 28, 2006
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Noritz Corporation
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Kimiaki Asano
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Combustion apparatus
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Patent number 6,918,757
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Issue date Jul 19, 2005
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Noritz Corporation
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Yutaka Nakamura
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Lantern and fuel system
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Patent number 6,887,071
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Issue date May 3, 2005
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Diana Clifton Draper
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Lantern and fuel system
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Patent number 6,863,526
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Issue date Mar 8, 2005
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Diana Clifton Draper
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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-
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2471025
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Patent number 2,471,025
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Issue date May 24, 1949
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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2374290
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Patent number 2,374,290
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Issue date Apr 24, 1945
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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2267451
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Patent number 2,267,451
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Issue date Dec 23, 1941
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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2256080
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Patent number 2,256,080
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Issue date Sep 16, 1941
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1828463
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Patent number 1,828,463
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Issue date Oct 20, 1931
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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1803967
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Patent number 1,803,967
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Issue date May 5, 1931
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1750861
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Patent number 1,750,861
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Issue date Mar 18, 1930
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F21 - LIGHTING
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1675002
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Patent number 1,675,002
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Issue date Jun 26, 1928
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1270447
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Patent number 1,270,447
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Issue date Jun 25, 1918
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F24 - HEATING RANGES VENTILATING
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1263978
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Patent number 1,263,978
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Issue date Apr 23, 1918
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1228376
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Patent number 1,228,376
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Issue date May 29, 1917
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1215712
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Patent number 1,215,712
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Issue date Feb 13, 1917
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1210423
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Patent number 1,210,423
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Issue date Jan 2, 1917
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1202339
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Patent number 1,202,339
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Issue date Oct 24, 1916
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1193228
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Patent number 1,193,228
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Issue date Aug 1, 1916
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F24 - HEATING RANGES VENTILATING
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1192430
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Patent number 1,192,430
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Issue date Jul 25, 1916
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F24 - HEATING RANGES VENTILATING
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1157511
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Patent number 1,157,511
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Issue date Oct 19, 1915
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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1145362
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Patent number 1,145,362
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Issue date Jul 6, 1915
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES