RH

Robert N. Howard

3M: 1 patents #7,233 of 11,543Top 65%
Overall (All Time): #2,304,768 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5251802 Abrasive article and processes for producing it Wesley J. Bruxvoort 1993-10-12
5127197 Abrasive article and processes for producing it Wesley J. Brukvoort 1992-07-07