HS

Harrelson Stanley

📍 Pepperell, MA: #65 of 185 inventorsTop 40%
🗺 Massachusetts: #27,608 of 88,656 inventorsTop 35%
Overall (All Time): #1,144,143 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11364592 Sharpening apparatus and method of making — 2022-06-21
9168640 Holder for sharpening and faceting — 2015-10-27
7549910 Blade sharpening holder — 2009-06-23
7335093 Blade sharpening holder — 2008-02-26