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| All Patents in class 422/119 | |||||
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| Number | Date | Patentee | Title | Type | |
| 362,816 | May 10, 1887 | G.W. Burchard | Scale for Indicating the Butter Value of Milk and Cream | measuring apparatus | |
| 1,438,406 | Dec. 12, 1922 | R.A. Trace, O. Sheppard, Jr. | Overhead feed alarm | seed or nut oil apparatus | |
| 1,502,405 | Jul. 22, 1924 | R.A. Trace, O. Sheppard, Jr. | Process and apparatus for charging cookers | seed or nut oil apparatus | |