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| Patents Granted on 1983-11-08 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,413,417 | Nov. 08, 1983 | J.R. Esposito | Adjustable Angle Plate | angle bars and angle plates | |
| 4,413,818 | Nov. 08, 1983 | J.O. Lenz | Combination vise | machinist vises | |
| 4,413,819 | Nov. 08, 1983 | J.O. Lenz | Vise clamp and swivel base vise using such clamp | machinist vises | |
| 4,413,938 | Nov. 08, 1983 | S.R. Kuczenski | Spindle Motor Powered Drawbar | milling machine accessories | |