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| All Patents in class 122/448.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 131,956 | Oct. 08, 1872 | H.T. Hunter | Improvement in log-turners | sawmill log handling | |
| 924,869 | Jun. 15, 1909 | M.M. Wood | Fuel Supply System | fuel systems | |
| 1,551,739 | Sep. 01, 1925 | M.M. Wills, A.C. Gough | Turret Tool Holder | lathe tool holders and tool posts | |
| 2,098,912 | Nov. 09, 1937 | E.J. Dillman | Control Device for Heating Systems | temperature control apparatus | |