OP

Oliver Johann Pirquet

Overall (All Time): #1,773,928 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12057094 Tuning machine for stringed instruments David Dunwoodie 2024-08-06
11238837 Tuning machine for stringed instruments 2022-02-01