David McKenzie Hill

PE Peri-Dent: 1 patents #1 of 2Top 50%

📍 Berwick, GB: #1 of 1 inventorsTop 100%

Overall (2003): #242,083 of 273,478Top 90%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6582634	Process of making a yarn	Ian Roberts	2003-06-24