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| Patents Granted on 1980-07-08 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,211,134 | Jul. 08, 1980 | S.H. Pyle, R.H. Thorsell | Self-aligning fence for radial arm saw | radial arm saws | |
| 4,211,510 | Jul. 08, 1980 | D.A. Hopkins | Adjustable Boring Head | boring heads | |
| 4,211,512 | Jul. 08, 1980 | F. Zankl | Rotary Table With Ballscrew Drive | rotary tables | |
| 4,212,076 | Jul. 08, 1980 | J.P. Conners | Digital Computer Structure Providing Arithmetic and Boolean Logic Operations, the Latter Controlling the Former | computer apparatus and systems | |