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Ravensburg, DE
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last 30 patents
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Patent Grant
Arrangement containing a controlled deflection roll and related reg...
Patent number
4,509,237
Issue date
Apr 9, 1985
Escher Wyss Aktiengesellschaft
Karl Volz
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Controlled deflection roll
Patent number
4,357,743
Issue date
Nov 9, 1982
Escher Wyss Limited
Josef Hefter
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Head box for a paper making machine
Patent number
4,198,270
Issue date
Apr 15, 1980
Sulzer Brothers Ltd.
Rudiger Kurtz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Removable head box for a paper making machine
Patent number
4,123,321
Issue date
Oct 31, 1978
Escher Wyss GmbH
Christoph Link
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE