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| All Patents in class 83/644 | |||||
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| Number | Date | Patentee | Title | Type | |
| AI215 | Jan. 11, 1859 | A. Heth, G. Hall | Drag saw | drag saws | |
| RE6,586 | Aug. 10, 1875 | J. Frey, J.M. Eichholtz | Improvement in sawing-machines | handheld power jigsaws | |
| 2,490,281 | Dec. 06, 1949 | H.E. Rose, Sr. | Mobile hand-controlled jig saw | handheld power jigsaws | |
| 2,676,656 | Apr. 27, 1954 | K.W. Nebel | Cable cutting shears | metal shearing machines | |
| 3,270,787 | Sep. 06, 1966 | D.L. Rehnstrom | Hydraulic tree shear | tree felling machines | |