RS

Ralph L. Sheffer

AP Adams Rite Products: 1 patents #3 of 5Top 60%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,016,042 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4520992 Slow-closing valve mechanism — 1985-06-04