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| All Patents in class 68/142 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,050X | Mar. 28, 1828 | A. Bull | Washing machine | washing machines | |
| 8,993X | Aug. 15, 1835 | C.H. Farnham | Bleaching and cleaning cloth | ||
| 9,052X | Aug. 27, 1835 | W. Collins, J.D. Collins | Washing machine | washing machines | |
| 1,417,306 | May 23, 1922 | A.J. Dremel | Washing machine | washing machines | |