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| All Patents in class 280/43.2 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 1,195,555 | Aug. 22, 1916 | J.A. Campbell | Floor dressing and polishing machine | |
 | 1,431,634 | Oct. 10, 1922 | G. Clements | Adjustable rear support for vacuum cleaners | |
 | 2,640,211 | Jun. 02, 1953 | W.L. Petersen | Rug scrubbing machine | |