RB

Robert A. Bergfeld

NI Nl Industries: 1 patents #92 of 213Top 45%
Overall (All Time): #4,114,108 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4208496 Dust repellent paint Shashi Patel, Lynn M. Schlickenrieder 1980-06-17