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All Patents in class 30/43.92 | |||||
Number | Date | Patentee | Title | Type | |
968,726 | Aug. 30, 1910 | O.C. Wysong | Abrasive apparatus | belt sanders | |
2,862,423 | Dec. 02, 1958 | M.W. Kelton, P.A. Warren | Powered Deburring Device | deburring tools |