CP

Colin Archibold Pirrie

EL Eev Limited: 1 patents #18 of 62Top 30%
EC English Electric Valve Co.: 1 patents #32 of 66Top 50%
📍 Alloa, GB: #5 of 11 inventorsTop 50%
Overall (All Time): #2,236,794 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6049174 High coulombic switch gas discharge device Clive Roberts, Kenneth G. Cook, Cliff Weatherup 2000-04-11
4559466 Metal vapor segmented discharge tubes Timothy P. Donaldson, Arthur Maitland 1985-12-17