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| Patents Granted on 1963-03-19 | |||||
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| Number | Date | Patentee | Title | Type | |
| D194,853 | Mar. 19, 1963 | E.J. Williams | Machinist's precision measuring instrument | ||
| 3,081,585 | Mar. 19, 1963 | H.P. Boggis | Relieving fixture for grinding machines | cutter grinding machines | |
| 3,081,728 | Mar. 19, 1963 | M.W. Wilterdink, T.F. Hursen | Hydrofoil Craft | ||
| 3,081,821 | Mar. 19, 1963 | A.R. Hamilton | Cylinder mold | paper making machines | |
| 3,081,831 | Mar. 19, 1963 | M.T. Thorsson | Weighing Scale with Removed Material Indicator | scales and balances | |