WB

William Berthiaume

MC Malzine Co.: 1 patents #39 of 89Top 45%
📍 Exeter, NH: #101 of 228 inventorsTop 45%
🗺 New Hampshire: #5,349 of 12,181 inventorsTop 45%
Overall (All Time): #2,231,370 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6302414 Multiple use hand trucks fitted with detachable bottled water carrier tray and methods of their construction and use Bruce W. Law, Kenneth A. Kukla 2001-10-16
4558873 Mechanical seal 1985-12-17