US Patent: 172,130
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| Improvement in machines for dressing the eyes of picks
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Patentee:
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| John C. Klein (exact or similar names) - Pittsburgh, PA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 08, 1875 |
| Granted: |
Jan. 11, 1876 |
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Patent Pictures:
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1 | 2
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Jeff Joslin
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Description: |
| "This invention relates to an improved machine for trimming and dressing the eyes of picks, mattocks, and other like articles; its object being to cut and remove the rough edges left around the eye-socket of the picks..." |
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