WS

Werner Sefz

Robert Bosch Gmbh: 2 patents #55 of 603Top 10%
📍 Zeil am Main, DE: #1 of 2 inventorsTop 50%
Overall (1994): #16,631 of 165,921Top 15%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5315792 Method for producing sealing faces on valves Siegfried Schweizer 1994-05-31
5303509 Apparatus for producing sealing faces on valves Siegfried Schweizer 1994-04-19