Ralph G. Haynes

DL Davy Mckee (Sheffield) Limited: 3 patents #3 of 34Top 9%

Overall (All Time): #1,670,486 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4823584	Roll change arrangement for beam mill stand	—	1989-04-25
4787226	Roll adjustment method	—	1988-11-29
4658622	Rolling mill	—	1987-04-21