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Alan Mason Doncaster

EL Eev Limited: 2 patents #9 of 62Top 15%
EC English Electric Valve Co.: 1 patents #32 of 66Top 50%
📍 Maldon, GB: #14 of 68 inventorsTop 25%
Overall (All Time): #1,609,512 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6548024 Gas sensors Terence David Brown 2003-04-15
5973326 Gas monitors Michael Parry 1999-10-26
4822465 Hydrogen sulphide sensor Eric Jones 1989-04-18