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| All Patents in class 34/104 | |||||
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| Number | Date | Patentee | Title | Type | |
| 23,410 | Mar. 29, 1859 | M.J. Seymour, J.S. Thompson | Cresset for heating barrels | barrel making machines | |
| 348,888 | Sep. 07, 1886 | J.M. Chambers | Apparatus for Heating and Drying Barrels | barrel making machines | |
| 523,552 | Jul. 24, 1894 | W.H. Stanhope, J.B. Stanhope | Barrel Heater | barrel making machines | |