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| Patents Granted on 1980-09-30 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,224,846 | Sep. 30, 1980 | W. Gerk, D. Eysel | Turning Boring Head with a Tool for Radial Adjustment | boring heads | |
| 4,225,918 | Sep. 30, 1980 | M.E. Larson, J.P. Conners, B.R. Beadle | System for Entering Information Into and Taking It From a Computer From a Remote Location | computer apparatus and systems | |