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| Patents for Ralph L. Morgan | |||||
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| Number | Date | Patentee | Title | Type | |
| 810,426 | Jan. 23, 1906 | R.L. Morgan, J.N. Heald | Grinding-machine | surface grinders | |
| 1,482,856 | Feb. 05, 1924 | R.L. Morgan | Bearing for grinding spindles | grinders | |