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| Patents for John L. F. Ross | |||||
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| Picture | Number | Date | Patentee | Title | |
| 2,778,456 | Jan. 22, 1957 | J.L. Ross | Disk Type Brake | ||
| 2,859,793 | Nov. 11, 1958 | J.L. Ross | Pivotally Mounted Laterally Spaced Fluid Pressure Means for Twisting Crankshafts | ||