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| All Patents in class 431/253 | |||||
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| Number | Date | Patentee | Title | Type | |
| 55,183 | May 29, 1866 | J. Wilson, C.D. Walters | Lamp Lighter's Torch | auxiliary wrenches | |
| 161,182 | Mar. 23, 1875 | S.B. Vance | Improvement in Gas Key or Wrench | wrench combination tools | |
| 423,235 | Mar. 11, 1890 | W.F. Folmer | Igniting Torch | torches | |
| 2,561,106 | Jul. 17, 1951 | A.K. Foulds | Fuel Feeding Control Means Responsive to Air Blower Pressure | flow controls | |