| http://www.w3.org/ns/prov#value | - A filter including a series choke and a shunt capacitor has its input coupled...http://www.google.com/patents/US4298892?utm_source=gb-gplus-sharePatent US4298892 - Switching regulator with independent feedback path filterAdvanced Patent SearchPublication numberUS4298892 APublication typeGrantApplication numberUS 06/153,398Publication dateNov 3, 1981Filing dateMay 27, 1980Priority dateDec 13, 1978P
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