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Contoured balsa-core laminate
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Patent number 4,461,666
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Issue date Jul 24, 1984
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Baltek Corporation
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Henri A. Kohn
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Balsa-core sandwich laminate
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Patent number 4,343,846
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Issue date Aug 10, 1982
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Baltek Corporation
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Henri A. Kohn
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Conversion of balsa logs into panels
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Patent number 4,262,717
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Issue date Apr 21, 1981
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Baltek Corporation
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Jean Kohn
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Liquid cargo container
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Patent number 4,230,061
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Issue date Oct 28, 1980
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Baltek Corporation
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William M. Roberts
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Cryogenic container
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Patent number 4,101,045
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Issue date Jul 18, 1978
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Baltek Corporation
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William Melchior Roberts
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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74238116 - GRAPHIKORE
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Serial number 74238116
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Registration number 1715788
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Filing date Jan 16, 1992
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Baltek Corporation
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19 - Building materials (non-metallic)
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74048868 - UNIMAX
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Serial number 74048868
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Registration number 1657420
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Filing date Apr 12, 1990
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Baltek Corporation
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19 - Building materials (non-metallic)
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74042602 - DECOLITE
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Serial number 74042602
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Registration number 1628344
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Filing date Mar 26, 1990
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Baltek Corporation
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19 - Building materials (non-metallic)
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73694653 - DURAKORE
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Serial number 73694653
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Registration number 1510137
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Filing date Nov 4, 1987
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Baltek Corporation
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19 - Building materials (non-metallic)
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73585382 - AL-600
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Serial number 73585382
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Registration number 1427490
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Filing date Feb 27, 1986
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Baltek Corporation
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19 - Building materials (non-metallic)
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73427680 - LAMPREP
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Serial number 73427680
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Registration number 1315794
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Filing date May 26, 1983
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Baltek Corporation
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19 - Building materials (non-metallic)
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73217736 - BALTEK
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Serial number 73217736
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Registration number 1160000
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Filing date May 30, 1979
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Baltek Corporation
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
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73191558 - BALSALITE
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Serial number 73191558
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Registration number 1166410
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Filing date Oct 30, 1978
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Baltek Corporation
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12 - Vehicles