Download PDF version of patent US3766094
Read MoreGB Patent No. 121,561 Benitez, C. April 10, 1918. Systems of charging and discharging galvanic batteries.-In an electric supply system comprising two sets of galvanic batteries, one set discharges to perform useful work and to charge the other set by means of an oscillatory circuit and a set of rectifiers. The battery connexions are varied…
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