RB

Roger Barsted

CL Coal Industry (Patents) Limited: 3 patents #21 of 230Top 10%
Overall (All Time): #1,683,680 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4406354 Brake equipment for underground mining machines 1983-09-27
4234060 Brake equipment 1980-11-18
4196798 Brake equipment for mining machines 1980-04-08