HD

Harold R. Dell

TL The Singer Company Limited: 1 patents #229 of 510Top 45%
📍 Menlo Park, CA: #2,703 of 3,774 inventorsTop 75%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,094,304 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4281994 Aircraft simulator digital audio system William L. Holtsman, Michael V. Lamasney, Charles P. L. Mortimer 1981-08-04