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| Patents for Eminel Potter Halsted | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 89,990 | May 11, 1869 | E.P. Halsted | Improvement in planing-machine | |
 | 94,668 | Sep. 07, 1869 | H. Thompson | Improvement in sawing-machine | |
 | 115,603 | Jun. 06, 1871 | E.P. Halsted | Improvement in tenoning-machines | |
 | 118,931 | Sep. 12, 1871 | E.P. Halsted | Improvement in cutter-heads for wood-working machines | |