US PATENT SUBCLASS 205 / 107
.~.~ Reversing current or voltage

Current as of: June, 1999
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205 /   HD   ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

80  DF  ELECTROLYTIC COATING (PROCESS, COMPOSITION AND METHOD OF PREPARING COMPOSITION) {42}
106  DF  .~ Forming nonmetal coating using specified waveform other than pure DC or 60 Hz sine wave AC (e.g., anodic oxide coating, etc.) {2}
107.~.~ Reversing current or voltage

DEFINITION

Classification: 205/107

Reversing current or voltage:

(under subclass 106) Subject matter wherein the specified waveform is a reversing current or voltage which has a positive and negative component (e.g., periodic reversed current, superimposed AC on DC, etc.).