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| Patents for H. F. Bruns | |||||
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| Number | Date | Patentee | Title | Type | |
| 115,669 | Jun. 06, 1871 | J. Westworth | Improvement in wood-carving machines | carving machines | |
| 213,026 | Mar. 11, 1879 | D. Ackerman | Wrench For Inserting Bung-Bush | wrenches | |
| 214,755 | Apr. 29, 1879 | F.P. Bump | Wrench For Inserting Bung-Bush | wrenches | |
| 242,130 | May 31, 1881 | S.E. Hurlbut | Wrench | alligator wrenches | |