JF

John W. Farmer

📍 Drouin, AU: #1 of 5 inventorsTop 20%
Overall (All Time): #3,738,229 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5499066 Optical instrument with a continuously adjustable zoom George E. Smith, Malcolm Gin, John F. H. Brook, Daryl R. White, Brian A. See +1 more 1996-03-12