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| Patents for R. H. Clayland | |||||
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| Number | Date | Patentee | Title | Type | |
| 107,211 | Sep. 13, 1870 | J.T. Baggs | Improvement in sawing-machine | cutterheads | |
| 122,695 | Jan. 16, 1872 | J.T. Baggs | Improvement in sawing-machines | tablesaws | |