JF

Jack Graham Firth

ND National Research Development: 1 patents #307 of 1,071Top 30%
Overall (All Time): #4,110,292 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4198850 Gas sensors Alan Jones, Thomas A. Jones, Brenda Mann 1980-04-22