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| All Patents in class 29/DIG.099 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 31,779 | Mar. 26, 1861 | O.H. Burdett | Removing sawdust as it is formed | |
 | 193,774 | Jul. 31, 1877 | D.C. Newell | Improvement in safety-traps for chip-carriers in wood-working machinery | |
 | 249,474 | Nov. 15, 1881 | J.C. Parish, A.W. McIntyre | Sawdust-elevator | |
| 360,762 | Apr. 05, 1887 | C.A. Day | Sawdust-carrier | ||
| 946,336 | Jan. 11, 1910 | J. Class | Sawdust-conveyer | ||
 | 1,170,010 | Feb. 01, 1916 | M.A. Smith | Automatic metal-shaping machine | |