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| Patents for Elitha F. Layman | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 113,651 | Apr. 11, 1871 | G.A. Gray, Jr. | Improvement in turning and boring-mills | |
 | 114,670 | May 09, 1871 | G.A. Gray, Jr. | Improvement in Railroad Car-Axle Lathes | |
 | 115,424 | May 30, 1871 | A.J. Bower | Improvement in Lathes for Turning Axles | |
 | 117,896 | Aug. 08, 1871 | J. Lemman | Improvement in drilling-machines | |
 | D5,268 | Sep. 19, 1871 | W.H. Doane | Design for a band-saw frame | |
 | 120,641 | Nov. 07, 1871 | I.S. Hamilton | Improvement in Pipe Wrenches | |