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| Patents for H. L. Perrine | |||||
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| Number | Date | Patentee | Title | Type | |
| 115,939 | Jun. 13, 1871 | L. Day | Improvment in Corn Shellers | miller | |
| 196,473 | Oct. 23, 1877 | W.J. Crossley, F.W. Crossley, N.A. Otto | Gas Motor Engine | gas and gasoline engines | |
| 266,149 | Oct. 17, 1882 | A. Hendey | Hoisting Machine | ||