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Daniel George Purkis

PLPetrowell Limited: 1 patents #1 of 1Top 100%
Peterhead, GB: #1 of 1 inventorsTop 100%
Overall (2011): #320,323 of 364,097Top 90%
1 Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7975767 Apparatus for controlling a downhole device — 2011-07-12

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David W. Purcell1
David C. Punola1