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Harold J. Engelhart

📍 Babbitt, MN: #4 of 5 inventorsTop 80%
🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%
Overall (All Time): #4,066,097 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4318226 Scribing compass for marking logs for notching and fitting — 1982-03-09