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| Patents Granted on 1982-03-09 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,318,324 | Mar. 09, 1982 | S.R. Hall, C.L. Lindmark | Cutting machine with guard for cutting blade | metal sawing machines | |
| 4,318,465 | Mar. 09, 1982 | C.P. Shinkle, J.W. Calvert | Indexing Drive Control | workpiece changers and storage mechanisms | |