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| Patents for Leitelt Iron Works | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 30,485 | Oct. 23, 1860 | J.F. Letellier | Steam Valve | |
![]() | 92,848 | Jul. 20, 1869 | J.F. Letellier | Governor | |
![]() | 1,861,786 | Jun. 07, 1932 | I.J. Lyons, A.G. Buchan | Mortising machine | |