DK

Donald W. Karal

SC Schlegel: 1 patents #36 of 93Top 40%
🗺 New York: #67,335 of 115,490 inventorsTop 60%
Overall (All Time): #4,079,393 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4361922 Cleaning brush for electrostatic copiers, printers and the like — 1982-12-07