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| All Patents in class D32/31 | |||||
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| Number | Date | Patentee | Title | Type | |
| D149,764 | May 25, 1948 | C.W. Lanter | Design for a combined motor and blower base and vacuum cleaner cover | blowers | |
| D170,401 | Sep. 15, 1953 | J.J. Cinelli | Combined motor, blower, and cover for a vacuum cleaner housing | blowers | |
| D179,628 | Feb. 05, 1957 | F.D. Dolan | Suction cleaner tank head unit | ||
| D417,045 | Nov. 23, 1999 | M.D. Dziersk, J.P. Goldfarb | Floor cleaning device | electrical devices | |