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Corrugated mica product
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Patent number 4,803,113
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Issue date Feb 7, 1989
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Essex Group, Inc.
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Dennis J. Sklarski
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H01 - BASIC ELECTRIC ELEMENTS
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Mica product
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Patent number 4,783,365
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Issue date Nov 8, 1988
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Essex Group, Inc.
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Dennis J. Sklarski
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Mica product
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Patent number 4,683,162
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Issue date Jul 28, 1987
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Essex Group, Inc.
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Dennis J. Sklarski
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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