DR

David Ralton

📍 Scotland, GB: #65 of 127 inventorsTop 55%
Overall (All Time): #3,648,975 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5901767 Pleated blinds Norman Gordon Matheson, Malcolm Wootton 1999-05-11