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| All Patents in class 451/338 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 26,787 | Jan. 10, 1860 | C.B. Rogers | Making rope molding | |
 | 132,519 | Oct. 29, 1872 | G. Braun | Improvement in machines for polishing pencils | |
 | 432,144 | Jul. 15, 1890 | W.J. Muncaster | Machine for Polishing Shafting | |
| 513,880 | Jan. 30, 1894 | M. Shebesta, M.E. Clark | Sander | ||
 | 980,052 | Dec. 27, 1910 | J. Hausman, J.C. Blevney | Grinding and polishing machine | |
| 1,822,337 | Sep. 08, 1931 | J.E. Caster | Grinding Machinery | ||
 | 2,449,201 | Sep. 14, 1948 | H.N. Buss | Planer construction | |