US PATENT SUBCLASS 177 / 38
.~.~.~.~ With manually operated reading assistance

Current as of: June, 1999
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177 /   HD   WEIGHING SCALES

25.11  DF  COMPUTER {5}
34  DF  .~ Tabular-type computer {5}
36  DF  .~.~ Weigher moves table {2}
37  DF  .~.~.~ Rotatable drum {2}
38.~.~.~.~ With manually operated reading assistance

DEFINITION

Classification: 177/38

(under subclass 37) Apparatus including a member moved manually over the face of the chart to pick out or expose a section thereof.