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William D. Long
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Tonawanda, NY, US
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last 30 patents
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Patent Grant
Components for internal combustion engines
Patent number
4,598,675
Issue date
Jul 8, 1986
Kennecott Corporation
William D. Long
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
Ceramic radial turbine wheel
Patent number
4,408,959
Issue date
Oct 11, 1983
Kennecott Corporation
William D. Long
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES