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| Patents Granted on 1948-03-30 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,438,508 | Mar. 30, 1948 | A.J. Lewis | Multiple Spindle Chucking Machine | multiple spindle lathes | |
| 2,438,629 | Mar. 30, 1948 | G.R. Anderson | Axial Air Gap Machine | electric motors | |