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| Patents for Alphonse O. Brungardt | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,711,083 | Apr. 30, 1929 | A.O. Brungardt | Process of Making Wrenches | pipe wrenches | |
| 1,862,001 | Jun. 07, 1932 | A.O. Brungardt | Process of Making Wrenches | wrench handle components | |
| 1,862,002 | Jun. 07, 1932 | A.O. Brungardt | Pipe Wrench | pipe wrenches | |