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| All Patents in class 492/40 | |||||
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| Number | Date | Patentee | Title | Type | |
| 135,224 | Jan. 28, 1873 | S. Inman | Improvement in feed-rolls for planing machines | wood planers | |
| 238,181 | Feb. 22, 1881 | E. Struppe | Wood-graining machine | wood compressing machines | |
| 288,205 | Nov. 13, 1883 | H.F. Campbell | Hoop-preparing mechanism | hoop making machines | |
| 360,677 | Apr. 05, 1887 | L. Garrigues | Feed-roll | woodworking machine stockfeeding mechanisms | |
| 501,004 | Jul. 04, 1893 | R.M. Gleason | Sectional feed-roll | wood planers | |