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High yield ladle bottoms
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Patent number 9,005,518
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Issue date Apr 14, 2015
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North American Refractories Co.
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Ronald Barrett
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B22 - CASTING POWDER METALLURGY
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High-yield ladle bottom
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Patent number D661716
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Issue date Jun 12, 2012
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North American Refractories Company
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Ronald Barrett
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D15 - Machines not elsewhere specified
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High-yield ladle bottom
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Patent number D661717
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Issue date Jun 12, 2012
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North American Refractories Company
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Ronald Barrett
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D15 - Machines not elsewhere specified
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High yield ladle bottoms
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Patent number 8,110,142
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Issue date Feb 7, 2012
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North American Refractories Co.
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Ronald Barrett
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B22 - CASTING POWDER METALLURGY
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Refractory brick for steel ladles
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Patent number 8,030,235
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Issue date Oct 4, 2011
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North American Refractories Company
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Shyam Miglani
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Tundish dry vibratable form
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Patent number 7,611,666
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Issue date Nov 3, 2009
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North American Refractories Company
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Teacho Cercone
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B22 - CASTING POWDER METALLURGY
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Impact pad
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Patent number 6,554,167
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Issue date Apr 29, 2003
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North American Refractories Co.
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Ronald Barrett
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B22 - CASTING POWDER METALLURGY
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Taphole knockout device
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Patent number 6,221,313
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Issue date Apr 24, 2001
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North American Refractories Co.
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Richard G. Hall
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C21 - METALLURGY OF IRON
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Rotary socket taphole assembly
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Patent number 5,916,471
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Issue date Jun 29, 1999
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North American Refractories Co.
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Richard G. Hall
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B22 - CASTING POWDER METALLURGY
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77443586 - N-7
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Serial number 77443586
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Registration number 3667471
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Filing date Apr 9, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77443735 - S142
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Serial number 77443735
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Registration number 3670354
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Filing date Apr 9, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77443601 - HEARTH-70
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Serial number 77443601
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Registration number 3670352
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Filing date Apr 9, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77443788 - 60DB
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Serial number 77443788
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Registration number 3670357
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Filing date Apr 9, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77443595 - SFG
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Serial number 77443595
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Registration number 3670351
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Filing date Apr 9, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77443751 - SLIIIKDT
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Serial number 77443751
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Registration number 3670356
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Filing date Apr 9, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77443745 - SLID
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Serial number 77443745
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Registration number 3670355
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Filing date Apr 9, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77443724 - S145
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Serial number 77443724
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Registration number 3670353
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Filing date Apr 9, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438697 - NARCON
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Serial number 77438697
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Registration number 3702577
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438778 - FASKAST
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Serial number 77438778
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Registration number 4012793
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438849 - D-CAST
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Serial number 77438849
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Registration number 3652225
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438835 - NARCOTUN
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Serial number 77438835
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Registration number 3680800
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438822 - IRONMASTER
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Serial number 77438822
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Registration number 3652224
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438892 - PHANTUM
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Serial number 77438892
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Registration number 3699802
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438693 - NARPHOS
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Serial number 77438693
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Registration number 3690145
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438732 - THOR
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Serial number 77438732
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Registration number 3894280
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438756 - NARCOVIBE
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Serial number 77438756
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Registration number 3699801
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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77438867 - HP-CAST
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Serial number 77438867
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Registration number 3652226
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Filing date Apr 3, 2008
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North American Refractories Company
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19 - Building materials (non-metallic)
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78766677 - NARMUL
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Serial number 78766677
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Registration number 3171210
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Filing date Dec 5, 2005
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78601119 - TIGER
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Serial number 78601119
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Registration number 3345245
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Filing date Apr 4, 2005
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78400967 - EAF
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Serial number 78400967
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Filing date Apr 13, 2004
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78400950 - BOF
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Serial number 78400950
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Filing date Apr 13, 2004
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78400736 - SUPER NARMAG
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Serial number 78400736
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Registration number 3056442
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Filing date Apr 13, 2004
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78400804 - SUPER NARTAR
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Serial number 78400804
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Registration number 3030540
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Filing date Apr 13, 2004
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78401000 - NARSPRAY
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Serial number 78401000
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Registration number 3030541
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Filing date Apr 13, 2004
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78229036 - 2-TOUGH
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Serial number 78229036
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Registration number 2808822
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Filing date Mar 24, 2003
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78205109 - BLACKHAWK
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Serial number 78205109
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Registration number 2788971
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Filing date Jan 20, 2003
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78203568 - LABYRINTH
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Serial number 78203568
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Registration number 2791416
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Filing date Jan 15, 2003
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78180094 - ISO-STAR
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Serial number 78180094
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Registration number 2893126
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Filing date Oct 30, 2002
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North American Refractories Co.
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19 - Building materials (non-metallic)
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78180109 - ISOTAP
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Serial number 78180109
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Registration number 2769316
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Filing date Oct 30, 2002
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North American Refractories Co.
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19 - Building materials (non-metallic)