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John DeLigt
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Covington, VA, US
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last 30 patents
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Patent Grant
Pressurized fluid carrier conduit connection
Patent number
5,000,227
Issue date
Mar 19, 1991
Westvaco Corporation
Robert L. Beran
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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Patent Grant
Papermachine headbox profiling bar with fluid discharge orifices al...
Patent number
4,885,060
Issue date
Dec 5, 1989
Westvaco Corporation
Robert L. Beran
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and apparatus for leveling the cross-direction profile of st...
Patent number
4,152,202
Issue date
May 1, 1979
Westvaco Corporation
John DeLigt
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE