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Circuit board
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Patent number 6,617,520
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Issue date Sep 9, 2003
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Heatron, Inc.
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Robert H. Martter
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Multiple coated substrates
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Patent number 6,355,324
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Issue date Mar 12, 2002
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The Erie Ceramic Arts Company
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Richard N. Giardina
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Multiple coated substrates
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Patent number 6,195,881
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Issue date Mar 6, 2001
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The Erie Ceramic Arts Company
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Richard N. Giardina
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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Control panel
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Patent number 6,137,072
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Issue date Oct 24, 2000
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Ferro Corporation
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Robert H. Martter
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H01 - BASIC ELECTRIC ELEMENTS
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