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| Patents for J. E. Brown | |||||
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| Number | Date | Patentee | Title | Type | |
| 232,884 | Oct. 05, 1880 | J.H. Cox | Pawl Shifter for Traction Engines | traction engine propulsion components | |
| 359,874 | Mar. 22, 1887 | R.M. Agnew, R.E. Linham | Automatic car-brake | railroad car brakes | |