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| Patents for Leland B. Whipple | |||||
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| Picture | Number | Date | Patentee | Title | |
| 899,276 | Sep. 22, 1908 | L.B. Whipple | Sectional Feed Roll for Planing and Other Machines | ||
| 983,850 | Feb. 07, 1911 | L.B. Whipple | Knife-grinding attachment for planing-machines | ||
 | 1,001,579 | Aug. 22, 1911 | L.B. Whipple, F.H. Clement | Self-feeding jointer | |