US PATENT SUBCLASS 235 / FOR 101
.~.~.~.~ Bar with detection (235/463)

Current as of: June, 1999
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235 /   HD   REGISTERS

*  DD  CODED RECORD SENSORS (235/435) {1}
*  DD  .~ Particular sensor structure (235/439) {1}
*  DD  .~.~ Optical (235/454) {1}
FOR 100  DF  .~.~.~ Bar code (235/462) {5}
FOR 101.~.~.~.~ Bar with detection (235/463)

DEFINITION

Classification: 235/FOR.101

Bar width detection:

Foreign art collections including means to detect and indicate the width of the bars and/or the spacing between the bars.