H02P 9/24
Due to variation of make-to-break ratio of intermittently-operating contacts
Official title: due to variation of make-to-break ratio of intermittently-operating contacts, e.g. using Tirrill regulator
H02P9/24 (Due to variation of make-to-break ratio of intermittently-operating contacts) appears on 2 US grants and 2 published applications in this corpus.
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- 14 Apr 2015
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