DT

Derek L. Tyrrell

WL Waddington And Duval Limited: 1 patents #1 of 3Top 35%
📍 Deadwood, SD: #1 of 1 inventorsTop 100%
🗺 South Dakota: #7 of 67 inventorsTop 15%
Overall (1994): #142,418 of 165,921Top 90%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5337775 Dispensing taps Charles A. Lane, Ian Woodward 1994-08-16