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| All Patents in class 403/230 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 30,146 | Sep. 25, 1860 | W.H. Livingston | Fastening Axes to Handles | |
 | 162,001 | Apr. 13, 1875 | B.F. Allen | Improvement in chairs | |
| 1,940,455 | Dec. 19, 1933 | A.E. Kilpela | Gear Retaining Means | ||
| 3,170,735 | Feb. 23, 1965 | H.H. Coffin | Insulated die set | ||