| All Patents in class 409/323 | 
| Patents 1 - 
					15
					of 43 
       | 
| Number | Date | Patentee | Title | Type | 
| 9,744X | Jun. 20, 1836 | A. Clark, C.B. Boynton | Stone cutting and planing | stone cutting machines | 
| 7,852 | Dec. 24, 1850 | T.H. Burridge | Means for Preventing BackLash in the Feed-Motion of Planing Machines | metal planers | 
| RE1,190 | May 21, 1861 | H.D. Stover | Wood planing machine | wood planers | 
| 36,113 | Aug. 05, 1862 | W. Sellers | Improvement in Planing Metal Machines | metal planers | 
| 81,953 | Sep. 08, 1868 | H.F. Shaw | Improved mechanism for operating the beds of planing-machines | metal planers | 
| 108,955 | Nov. 08, 1870 | W.M. Barr | Planer | metal planers | 
| 116,243 | Jun. 20, 1871 | W.H. Warren | Improvement in Metal Planers | metal planers | 
| 119,163 | Sep. 19, 1871 | G.H. Mansfield | Improvement in Planing Machines | metal planers | 
| 124,676 | Mar. 19, 1872 | A. Gastel | Improvement in Iron Planing Machines | metal planers | 
| 153,254 | Jul. 21, 1874 | J.L. Hewes | Metal Planing Machines | metal planers | 
| 178,033 | May 30, 1876 | S.C. Symonds | Machines for Planing Metal Organ Stock | metal planers | 
| 260,211 | Jun. 27, 1882 | C.T. Lanman | Metal Planer | metal planers | 
| 269,350 | Dec. 19, 1882 | W.H. Totten | Metal Planing Machine | metal planers | 
| 273,150 | Feb. 27, 1883 | L.T. Pyott | Device for Driving Metal Planers | metal planers | 
| 275,242 | Apr. 03, 1883 | F.B. Miles | Metal Planing Machine | metal planers |