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| Patents Granted on 1977-11-29 | |||||
| Number | Date | Patentee | Title | Type | |
| CA-1,021,843 | Nov. 29, 1977 | E.E. Kirkham, J.J. Schachte, F. Zankl, R.E. Stobbe | A.C. motor control apparatus and method | motor controls | |
| 4,060,007 | Nov. 29, 1977 | G.N. Levesque | Clutch Teeth | ||