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| All Patents in class 30/172 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 137,329 | Apr. 01, 1873 | H.D. Spickler | Improvement in Wood Scrapers | |
| 183,077 | Oct. 10, 1876 | F. Stafford | Ice Tools | ||
 | 578,960 | Mar. 16, 1897 | G.B. Wilder | Scraper | |
 | 1,017,774 | Feb. 20, 1912 | J.L. Leavitt | Woodworking Tool | |
| 2,862,423 | Dec. 02, 1958 | M.W. Kelton, P.A. Warren | Powered Deburring Device | ||
| 4,720,219 | Jan. 19, 1988 | F.N. Rabo, S.J. Masonek | Reboring Tool | ||