HJ

Hans P. Jaeggi

JJ Jackson Jordan: 2 patents #2 of 3Top 70%
📍 Lugano, CH: #63 of 251 inventorsTop 30%
Overall (All Time): #2,347,281 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4583327 Rail grinding car 1986-04-22
4577494 Apparatus and method for measuring the wear of railroad rail 1986-03-25