NF

Norbert Feistel

MS Maschinenfabrik Sulzer-Burckhardt: 4 patents #1 of 1Top 100%
📍 Ellikon, CH: #1 of 1 inventorsTop 100%
Overall (2002): #13,317 of 266,432Top 5%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6457722 Sealing element for dry running systems and the use of a sealing element of this kind 2002-10-01
6378875 Sealing ring 2002-04-30
6367808 Sealing ring for a dry running piston rod 2002-04-09
6357755 Sealing elements for dry running piston compressors 2002-03-19