KS

Kenneth J. Spellman

AC Allied Tube & Conduit: 1 patents #33 of 61Top 55%
📍 Philadelphia, PA: #2,553 of 4,834 inventorsTop 55%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,306,842 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7819140 Internal diameter coatings for fire protection piping Patrick J. Bass, Bruce E. Laumann, Stephen T. Norvilas, Robert D. Bussiere, Richard W. Maunz 2010-10-26