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| Patents Granted on 1978-03-07 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,077,316 | Mar. 07, 1978 | J.P. Georget | Sugar Cane Mill | sugar cane apparatus | |
| 4,077,608 | Mar. 07, 1978 | R.H. Nehrig | Hydraulic hand jack | automobile and truck jacks | |
| 4,077,735 | Mar. 07, 1978 | D. Cochrane | Cutting Tool and Insert Assembly | milling machine cutters | |
| 4,077,736 | Mar. 07, 1978 | M.L. Hutchens | Drill Speeder for Machine Tools | milling machine accessories | |