US Patent: 6,594X
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| Mortising machine
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Patentee:
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| Henry Marsh (exact or similar names) - Morristown, NJ |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Jun. 13, 1831 |
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Jeff Joslin
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Description: |
| Only about 2000 of the almost 10000 X-patent documents were recovered. Because of the Patent Office fire in December 1836, little is known about this patent. There are no patent specification or drawings available. |
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