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| Patents Granted on 1947-11-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,430,448 | Nov. 11, 1947 | R. Breckheimer | Dust collector | waste collection mechanisms | |
| 2,430,458 | Nov. 11, 1947 | L.F. Farrell | Automatic screw control | bench vises | |
| 2,430,760 | Nov. 11, 1947 | J. Daugherty | Hydraulic Table Stop | metal planer accessories | |
| 2,430,827 | Nov. 11, 1947 | R.L. Rougemont | Automatic way guard for machine tools | milling machines | |