Wand turn-on control
Method and apparatus to optically recognize recorded information
Method and apparatus to read in bar-coded information
Optical bar code reader
Bar code scanner
Optical information reading device
Portable laser scanning arrangement for and method of evaluating and validating bar code symbols
Instant portable bar code reader Patent #: 4282425
ApplicationNo. 06/637693 filed on 08/06/1984
US Classes:235/462.45, Hand-held (e.g., portable)235/462.03, Circular bar code (e.g., concentric circles or sun burst)235/462.06, Light level adaptation235/462.07Means to decode multiple types or formats of bar code symbols (e.g., UPC, JAN, EAN, etc.)
ExaminersPrimary: Pitts, Harold I.
Attorney, Agent or Firm
International ClassG06K 7/10 (20060101)
AbstractAn improved bar code reader unit. The bar code is hand-held and has improved focussing and illumination structure.
Field of SearchLight level control