US PATENT SUBCLASS 165 / 93
.~.~ Material advancer in shelf to shelf device

Current as of: June, 1999
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165 /   HD   HEAT EXCHANGE

86  DF  MOVABLE HEATING OR COOLING SURFACE {4}
92  DF  .~ Hollow strirrer or scraper {1}
93.~.~ Material advancer in shelf to shelf device

DEFINITION

Classification: 165/93

(under subclass 92) Apparatus in which the movable attempered surfaces sweep across the vertically spaced shelves moving material therealong and into shelf openings.