SL

Siegfried Leverberg

HG Hydrotechnik Gmbh: 2 patents #3 of 6Top 50%
Overall (All Time): #1,674,738 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4638668 Measurement coupling for fluidic systems Manfred Hofmann 1987-01-27
4367888 Plug coupler for several hose connections Manfred Hofmann, Helmuth Hoffmann 1983-01-11
4253488 Retainer for threaded coupling elements 1981-03-03