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| Patents for Ralph L. Ford | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,972,357 | Feb. 21, 1961 | R.L. Ford, C.S. Gladoske | Hydraulic Rotary Selector Valve | hydraulic apparatus | |
| 3,000,674 | Sep. 19, 1961 | R.L. Ford | Anti Friction Ways for Machine Tools | metalworking machine mechanisms | |
| 3,233,521 | Feb. 08, 1966 | R.L. Ford | Rail Leveling Device | metalworking machine mechanisms | |