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| All Patents in class 83/555 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,321 | Nov. 03, 1841 | P. Crosby | Sawmill for resawing boards and other timber | reciprocating sawmills | |
| 1,343,079 | Jun. 08, 1920 | G.O. Leopold, T.J. Fegley | Shears | ||
| 2,047,322 | Jul. 14, 1936 | R.T. Hazelton | Shears for Sheet Metal | metal shearing machines | |
| 2,581,694 | Jan. 08, 1952 | K.W. Nebel | Metal piercing and cutting shear | metal shearing machines | |
| 4,569,263 | Feb. 11, 1986 | M.L. Kravets | Method and apparatus for fine shearing | metal shearing machines | |