US Patent: 1,229,802
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| Tool-holder for lathes and like machines
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Patentee:
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| Herbert O. Spade (exact or similar names) - Kalamazoo, MI |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Nov. 05, 1914 |
| Granted: |
Jun. 12, 1917 |
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Jeff Joslin
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Description: |
| This is one of the earlier attempts at a quick-change lathe tooling solution. See patent 2,205,879 for a subsequent improvement, the existence of which suggests that this earlier patent was likely manufactured. |
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