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NGK Insulators, Ltd.
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Yasufumi Aihara
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Treatment of refractory articles
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Issue date Jul 21, 1987
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Alcan International Limited
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Bohdan Gnyra
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Composite by infiltration
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Patent number 4,657,876
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Issue date Apr 14, 1987
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General Electric Company
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William B. Hillig
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Composite by infiltration
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Patent number 4,636,480
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Issue date Jan 13, 1987
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General Electric Company
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William B. Hillig
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Issue date Feb 19, 1974
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B44 - DECORATIVE ARTS
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Issue date Mar 3, 1970
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3402024
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Issue date Sep 17, 1968
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3397087
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Issue date Aug 13, 1968
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3372052
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Patent number 3,372,052
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Issue date Mar 5, 1968
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3236753
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Patent number 3,236,753
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C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
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3031342
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Patent number 3,031,342
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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2975079
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Issue date Apr 19, 1949
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Issue date May 13, 1941
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Issue date Jan 10, 1939
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES