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| Patents Granted on 1812-10-31 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,822X | Oct. 31, 1812 | T. Walden, J.T. Walden | Machine for drawing wire | ||
| 1,823X | Oct. 31, 1812 | M. Reeve, R. Reeve | Elliptical Hinge | hinges | |
| 1,824X | Oct. 31, 1812 | R. Reeve, M. Reeve | Machine for cutting and heading nails | nail making machines | |
| 1,825X | Oct. 31, 1812 | Z. Phinney | Heating stove | ||
| GB-181,203,611 | Oct. 31, 1812 | J. Bramah | Method of organizing and constructing water mains and other pipes | pipes | |