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| Patents for Bernhard N. Palm | |||||
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| Picture | Number | Date | Patentee | Title | |
 | D163,134 | May 01, 1951 | B.N. Palm | Motor casing | |
| 2,954,857 | Oct. 04, 1960 | B.N. Palm | Transmission mechanism of the fluid shear type | ||
| 3,154,959 | Nov. 03, 1964 | B.N. Palm | Variable speed drive | ||
| 3,224,289 | Dec. 21, 1965 | B.N. Palm | Motorized head pulley | ||