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| Patents Granted on 1977-07-26 | |||||
| Number | Date | Patentee | Title | Type | |
| CA-1,014,603 | Jul. 26, 1977 | E.E. Kirkham, J.J. Schachte, F. Zankl, R.E. Stobbe | A.C. motor control apparatus and method | motor controls | |