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| Patents for L. Hughes | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 471,345 | Mar. 22, 1892 | D.C. Stover | Grinding Mill | |
![]() | 542,694 | Jul. 16, 1895 | F.W. Hoefer, D.C. Stover | Sensitive drill press | |
![]() | 657,977 | Sep. 18, 1900 | O.J. Ziegler | Windmill | |