AF

Anthony S. W. De Freitas

CL Canadian Patents And Development Limited: 1 patents #88 of 449Top 20%
📍 Halifax, CA: #244 of 494 inventorsTop 50%
Overall (All Time): #3,943,004 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4885149 Recovery and purification of silica Archibald W. McCulloch, Alister G. McInnes 1989-12-05