Patent classifications
G
PHYSICS
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G06
COMPUTING OR CALCULATING; COUNTING
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G06K
GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
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7/00
Methods or arrangements for sensing record carriers,; e.g. for reading patterns;
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G06K7/10
by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
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G06K7/10544
by scanning of the records by radiation in the optical part of the electromagnetic spectrum
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G06K7/10821
further details of bar or optical code scanning devices
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G06K7/10881
constructional details of hand-held scanners
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G06K7/10891
the scanner to be worn on a finger or on a wrist
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