Bar code label and bar code reader

Registers – Coded record sensors – Particular sensor structure

Patent

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Details

235449, 360113, G06K 710

Patent

active

052351696

ABSTRACT:
A bar code label can be washed, if stained with mud or dirt, to remove the stains and also it is not easily corroded by rust, thereby permitting positive recording and preservation of information for a long term. Also, a bar code reader incorporates a magnetic sensor to detect a change of magnetic field and by which anybody can read the bar code label easily and positively.

REFERENCES:
patent: 4420781 (1983-12-01), Sakuri
patent: 4698711 (1987-10-01), Vinal
patent: 4860138 (1989-08-01), Vinal et al.

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