Number | Date | Country | Kind |
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00 03300 | Mar 2000 | FR |
Number | Name | Date | Kind |
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4467260 | Mallick et al. | Aug 1984 | A |
4744041 | Strunk et al. | May 1988 | A |
4745563 | Kaku et al. | May 1988 | A |
5291128 | Shekar et al. | Mar 1994 | A |
5801504 | Endo et al. | Sep 1998 | A |
Number | Date | Country |
---|---|---|
2769428 | Apr 1999 | FR |
9102401 | Feb 1991 | WO |
Entry |
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“Unkonventionelle Drehzahlmessung Und-Regelung BEI Gleichstrommotoren Switched-Capacitor-Filter Bestimmt Dre Hzahl Aus Der Welligkeit” Elektronik, vol. 33, No. 25, Dec. 1, 1984, pp 71-72. |