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| Patents Granted on 1971-10-19 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,613,485 | Oct. 19, 1971 | R.C. Lamkin, T.J. McDonnell, H.K. Kelly | Method of fabricating a cutter | cutters | |
| 3,613,486 | Oct. 19, 1971 | W.C. Chapman | Pipe Wrench Adapter. | pipe jaw attachments for wrenches | |
| 3,613,753 | Oct. 19, 1971 | W. Wolf | Hollow hammer handle with logitudinally tensioned glass fibers | ||