HK

Harry Kee

DU Duro-Test: 1 patents #13 of 20Top 65%
Overall (All Time): #3,996,344 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4591752 Incandescent lamp with high pressure rare gas filled tungsten-halogen element and transparent thick walled safety envelope Wolfgang E. Thouret, Rudolph Kaufman 1986-05-27