US Patent: 182,224
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| Improvement in power hand-drill stocks
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Patentee:
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| Charles W. Pratt (exact or similar names) - Deep River, CT |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 06, 1876 |
| Granted: |
Sep. 12, 1876 |
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Jeff Joslin
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Description: |
| "The object of my invention is to provide a substitute for the fiddle bow-drill, and it is primarily designed for use in the manufacture of piano, melodeon, and organ keys..."The assignee, Pratt, Read & Co., manufactured ivory keyboards. |
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