HR

Harold Ratcliffe

JC James Howden & Co.: 1 patents #6 of 21Top 30%
📍 Kilmacolm, GB: #3 of 6 inventorsTop 50%
Overall (All Time): #3,926,688 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4826214 Pipeline safety joint — 1989-05-02