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Polygons game
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Patent number 4,754,979
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Issue date Jul 5, 1988
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Vesper A. Vaseen
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A63 - SPORTS GAMES AMUSEMENTS
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Ozone production apparatus
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Patent number 4,317,044
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Issue date Feb 23, 1982
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Robert Dougan Construction Co.
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Vesper A. Vaseen
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C01 - INORGANIC CHEMISTRY
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Magnetic separation apparatus
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Patent number 4,261,711
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Issue date Apr 14, 1981
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Vesper A. Vaseen
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B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
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Portable lung apparatus
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Patent number 4,232,665
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Issue date Nov 11, 1980
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Vesper A. Vaseen
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Wet oxidation engine
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Patent number 4,191,012
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Issue date Mar 4, 1980
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Xerxes T. Stoddard
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Wet oxidation of materials
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Patent number 4,177,246
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Issue date Dec 4, 1979
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Xerxes T. Stoddard
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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