US PATENT SUBCLASS 221 / 159
.~.~ With return to supply

Current as of: June, 1999
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221 /   HD   ARTICLE DISPENSING

156  DF  WITH ORIENTING {3}
157  DF  .~ Segregation of aligned articles according to orientation {2}
159.~.~ With return to supply {1}
160  DF  .~.~.~> Within confines of, or overlying supply container {1}

DEFINITION

Classification: 221/159

(under subclass 157) Devices having means to return to a source of supply such of the articles as are not oriented as desired.