US Patent: 88,679
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Sharpening Machine
Improvement in Device for Grinding Edged Tools
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Patentee:
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| H. K. Trask (exact or similar names) - Beaver Dam, WI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Apr. 06, 1869 |
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Joel Havens
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Description: |
| The nature of my invention consists of providing a grindstone with an adjustable frame to hold the edged tools upon the stone, thus requiring the labor of but one person to do the grinding. |
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