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| Patents for Leland-Gifford Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 1,011,183 | Dec. 12, 1911 | A.J. Gifford | Feed-lever connection for drills | |
 | 1,091,569 | Mar. 31, 1914 | A.J. Gifford | Driving mechanism for machine tools | |
 | 1,202,054 | Oct. 24, 1916 | A.J. Gifford | Belt-tightening device | |
 | 1,223,513 | Apr. 24, 1917 | S. Nikoloff | Power-transmission belt | |
 | 1,549,178 | Aug. 11, 1925 | B.S. Bishop | Tapping machine | |
 | 1,560,776 | Nov. 10, 1925 | B.S. Bishop, A.J. Gifford | Clutch for power feed | |