OD

Otto Dobler

VR Von Roll: 1 patents #12 of 48Top 25%
Overall (All Time): #4,113,457 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4206905 Gate valve — 1980-06-10