FD

Frederick R. Duffield

📍 Berowra, AU: #29 of 47 inventorsTop 65%
Overall (All Time): #4,056,428 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4400021 Reusable type hose end fitting — 1983-08-23