GB

Geoffrey Blackbourn

WL Waddington And Duval Limited: 2 patents #3 of 6Top 50%
Overall (All Time): #2,214,797 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6470910 Tap with incorporated air passageway Ian Woodward 2002-10-29
6401752 Tap with incorporated air passageway Ian Woodward 2002-06-11