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| Patents for E. C. Perkins | |||||
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| Number | Date | Patentee | Title | Type | |
| 189,881 | Apr. 24, 1877 | B.F. Sturtevant | Journal Blowers | blowers | |
| RE7,969 | Nov. 27, 1877 | E.T. Green | Improvement in Machines for Pegging Boots and Shoes | shoe and boot making machines | |
| 305,563 | Sep. 23, 1884 | E. Baer | Saw-table gage | tablesaw accessories | |
| 337,244 | Mar. 02, 1886 | J. Chantrell | File Handle | tool handles | |
| 337,245 | Mar. 02, 1886 | J. Chantrell | File Handle | tool handles | |
| 344,978 | Jul. 06, 1886 | I. Morse | Pipe Wrench | pipe wrenches | |