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Patents for John M. Long | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 136,253 | Feb. 25, 1873 | J.M. Long | Power Hammers | |
![]() | 252,111 | Jan. 10, 1882 | C.E. McBeth, J.M. Long | Punching-machine | |
295,779 | Mar. 25, 1884 | J.M. Long, C.E. McBeth | Cultivator |