US Patent: 104,744
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| Improvement in engraving-machines
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Patentee:
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| John D. Lathrop (exact or similar names) - New York, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Jun. 28, 1870 |
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Jeff Joslin
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Description: |
| See patents 80,292 and 108,940 for more information on the assignee company and its successor, the Lippiatt Silver Plate & Engraving Co. |
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