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| Patents Granted on 1983-07-19 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,393,626 | Jul. 19, 1983 | G.A. Schroer | Toolholder for Supporting Thin Rotary Tools | metalworking machine tool holders | |
| 4,393,733 | Jul. 19, 1983 | A. Dejoux, B. Desnoulez | Corkscrews with tackle reduction | mechanical cork extractors | |