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| Patents Granted on 1862-03-18 | |||||
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| Number | Date | Patentee | Title | Type | |
| 34,675 | Mar. 18, 1862 | J. Cowee, Jr., E. Edwards | Improvement in machines for cutting chair-backs | chair maker | |
| 34,680 | Mar. 18, 1862 | M. Galvin | Hand tenoning machine | human powered machines | |
| 34,684 | Mar. 18, 1862 | E. Guyer | Improvement in sawmills | sawmill headblocks | |
| 34,701 | Mar. 18, 1862 | N. Shaw, W.B. Estabrooks, C.A. Piper | Improved shingle machine | shingle machines | |
| 34,723 | Mar. 18, 1862 | S.H. Roper | Air Engine | hot air engines | |