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| Patents for A. H. Billings | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 42,585 | May 03, 1864 | W.S. Loughborough | Improvement in Grooving or Panel Plows | |
 | 70,830 | Nov. 12, 1867 | W. Gleason | Engine-lathe tool-rest | |
| 92,027 | Jun. 29, 1869 | A. Fickett | Improved process of preparing wood for paper-stock | ||
 | 103,843 | Jun. 07, 1870 | J. Chase | Improvement in sawing-machines | |