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| All Patents in class 29/890.149 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 133,636 | Dec. 03, 1872 | W.T. Farre | Improvement in machines for bending tubing | |
| RE5,582 | Sep. 30, 1873 | W.T. Farre | Improvement in the methods of bending tubing | ||
 | 1,253,553 | Jan. 15, 1918 | B.F. Winterhoff | Apparatus for smoothing and calibrating tapered and curved hollow metal bodies, such as bows for wind instruments | |
| 2,038,165 | Apr. 21, 1936 | W.W. Criley | Forging Machine | ||