JS

Johannes Sandvik

EA Elkem As: 4 patents #5 of 96Top 6%
📍 Stokke, NO: #2 of 6 inventorsTop 35%
Overall (All Time): #1,305,284 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4645082 Means for suspending a skid pan from a winch mounted on a tractor 1987-02-24
4577810 Feed device for guiding a rope onto a winding drum 1986-03-25
4515329 Feed device for guiding a rope onto a winding drum 1985-05-07
4307870 Clutch mechanism for hoisting apparatuses 1981-12-29