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last 30 patents
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Patent Grant
Roll
Patent number
5,846,174
Issue date
Dec 8, 1998
Voith Sulzer Papiermaschinen GmbH
Jochen Autrata
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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Patent Grant
Deflection-controllable roll for a calender or similar device
Patent number
5,679,107
Issue date
Oct 21, 1997
Voith Sulzer Finishing GmbH
Jochen Autrata
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL