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| Patents Granted on 1947-11-18 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,430,900 | Nov. 18, 1947 | M. Wetzler | Clamping device for drill presses and the like | clamps | |
| 2,431,021 | Nov. 18, 1947 | G.A. Bourdelais | Thread Checking Comparator Gauge | comparators | |
| 2,431,122 | Nov. 18, 1947 | H.S. Jakobsen | Variable Volume Hydraulic Pump of the Axially Oscillating Vane Type | hydraulic pumps | |
| 2,431,230 | Nov. 18, 1947 | W.S. Cooper | Portable Planer | metal planers | |