GV

Gregory W. Vonthien

📍 Culcairn, AU: #3 of 4 inventorsTop 75%
Overall (All Time): #3,964,455 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4790168 Pipe crimping and cutting — 1988-12-13