WK

Walter Klass

HG Hydrometer Gmbh: 1 patents #7 of 26Top 30%
Overall (All Time): #3,440,005 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6848303 Water meter with a measuring insert, sealed towards the outside Ottmar Oeder 2005-02-01