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Jack McDonald
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Penn Hills, PA, US
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last 30 patents
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Patent Grant
Arc heater production of silicon involving alkali or alkaline-earth...
Patent number
4,139,438
Issue date
Feb 13, 1979
Westinghouse Electric Corp.
Maurice G. Fey
C01 - INORGANIC CHEMISTRY
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Patent Grant
Arc heater production of silicon involving alkali or alkaline-earth...
Patent number
4,102,765
Issue date
Jul 25, 1978
Westinghouse Electric Corp.
Maurice G. Fey
C01 - INORGANIC CHEMISTRY