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| Patents Granted on 1978-03-28 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,080,849 | Mar. 28, 1978 | W.N. Miles, D.D. Walker, M.L. Benjamin | Precision Heavy Duty Indexer | indexers and dividers | |
| 4,081,037 | Mar. 28, 1978 | G.N. Jonsson | Control system for a multiple spindle machine | ||
| 4,081,801 | Mar. 28, 1978 | H.J. Keen, H.C. Thomas | Electronic Measuring System with Pulsed Transducer | electrical measuring apparatus | |