US Patent: 488,815
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| Attachment for Lathes
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Patentees:
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| Gideon R. Ibach (exact or similar names) - Brooklyn, Kings County, NY |
| John H. Schultz (exact or similar names) - Brooklyn, Kings County, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Oct. 11, 1892 |
| Granted: |
Dec. 27, 1892 |
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Joel Havens
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