US PATENT SUBCLASS 320 / FOR 158
.~.~ Unidirectionally conductive-type rectifier (320/59)

Current as of: June, 1999
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320 /   HD   ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING

FOR 101  DF  BATTERY CHARGING AND/OR DISCHARGING (320/2) {15}
FOR 156  DF  .~ Rectifying systems for battery charging (320/57) {2}
FOR 158.~.~ Unidirectionally conductive-type rectifier (320/59) {1}
FOR 159  DF  .~.~.~> Space-discharge devices (320/60)

DEFINITION

Classification: 320/FOR.158

Foreign art collection in which the rectifying means include conductive means connected to the charging circuit, which conductive means offer appreciably less impedance to the flow of current therethrough in one direction than in the other direction.