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Insulating air conduit
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Patent number 6,230,750
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Issue date May 15, 2001
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Marc Lessard
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F24 - HEATING RANGES VENTILATING
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Belt buckle machine
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Patent number 4,549,342
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Issue date Oct 29, 1985
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Bob Vanover
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A44 - HABERDASHERY JEWELLERY
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Heat exchanger apparatus
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Patent number 4,434,843
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Issue date Mar 6, 1984
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International Environmental Manufacturing Co.
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Arthur L. Alford
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F28 - HEAT EXCHANGE IN GENERAL
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One-piece buckle and keeper assembly
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Patent number 4,373,236
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Issue date Feb 15, 1983
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Sage Manufacturing Co., Inc.
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Victor Fera
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3880607
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Patent number 3,880,607
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Issue date Apr 29, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3781967
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Patent number 3,781,967
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Issue date Jan 1, 1974
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3430315
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Patent number 3,430,315
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Issue date Mar 4, 1969
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A44 - HABERDASHERY JEWELLERY
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3338687
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Patent number 3,338,687
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Issue date Aug 29, 1967
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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3167849
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Patent number 3,167,849
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Issue date Feb 2, 1965
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3111156
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Patent number 3,111,156
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Issue date Nov 19, 1963
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3087227
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Patent number 3,087,227
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Issue date Apr 30, 1963
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A44 - HABERDASHERY JEWELLERY
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2953730
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Patent number 2,953,730
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Issue date Sep 20, 1960
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H01 - BASIC ELECTRIC ELEMENTS
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2853756
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Patent number 2,853,756
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Issue date Sep 30, 1958
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A44 - HABERDASHERY JEWELLERY
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2841859
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Patent number 2,841,859
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Issue date Jul 8, 1958
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A44 - HABERDASHERY JEWELLERY