LL

Laurence A. Langowski

📍 Austin, MN: #52 of 97 inventorsTop 55%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #3,957,965 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4766796 Universal mute for vertical pianos — 1988-08-30