TS

Thomas A. Sandberg

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #4,019,922 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4535432 Device for cleaning a phonograph record Gerald J. Niles 1985-08-13