JH

John W. Howanski

📍 Windham, NH: #4 of 18 inventorsTop 25%
🗺 New Hampshire: #67 of 683 inventorsTop 10%
Overall (1997): #35,470 of 185,788Top 20%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5700980 Aerial cable spacer Salvatore Bello 1997-12-23
5639188 Clean air bulk material handling system Clifford B. Richardson 1997-06-17