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| All Patents in class 144/181.2 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,109 | May 29, 1841 | W.S. George | Machine for riving and dressing shingles | shingle machines | |
| 13,230 | Jul. 10, 1855 | W. Robinson | Stave-machine | barrel making machines | |
| 13,485 | Aug. 28, 1855 | W.O. Bisbee | Machine for splitting fire-wood | firewood machines | |
| 280,354 | Jul. 03, 1883 | J.R. Crawford | Shingle-machine | shingle machines | |
| 1,828,873 | Oct. 27, 1931 | E. Miller | Riving machine | wood splitting machines | |