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| Patents for Adolph W. F. Manzel | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,323,603 | Dec. 02, 1919 | A.W. Manzel | Force Feed Lubricator | tool lubricators | |
| 1,625,618 | Apr. 19, 1927 | A.W. Manzel | Oil Pump | oil pumps | |
| 1,735,769 | Nov. 12, 1929 | A.W. Manzel | Stabilizer | body and axle parts | |