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| Patents Granted on 1978-02-28 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,075,753 | Feb. 28, 1978 | K.T. Kuck, N.V. Gusching | Plural slide machine | ||
| 4,076,229 | Feb. 28, 1978 | R.P. Hickman | Workbenches | workbenches | |
| 4,076,442 | Feb. 28, 1978 | W.A. Haggerty, J.H. Cox, Jr. | Apparatus for Controlling Coolant Flow in Accordance to External Forces Upon a Cutting Tool | machine tool controls | |