US PATENT SUBCLASS 235 / 462.21
.~.~.~.~.~ Using spotter beam

Current as of: June, 1999
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235 /   HD   REGISTERS

435  DF  CODED RECORD SENSORS {9}
439  DF  .~ Particular sensor structure {8}
454  DF  .~.~ Optical {10}
462.01  DF  .~.~.~ Bar code {20}
462.2  DF  .~.~.~.~ Aiming or positioning adjunct (e.g., viewfinder, pointer, or positioning aid) {1}
462.21.~.~.~.~.~ Using spotter beam

DEFINITION

Classification: 235/462.21

Using spotter beam:

(under subclass 462.2) Subject matter wherein the positioning aid is a visible light projector which produces a light pattern indicating the reading zone of the reader.

SEE OR SEARCH CLASS

382, Image Analysis,

322, for image sensing using a single spot scanner.