Registers – Coded record sensors – Particular sensor structure
Patent
1984-08-06
1986-02-11
Pitts, Harold I.
Registers
Coded record sensors
Particular sensor structure
235462, G06K 710
Patent
active
045700575
ABSTRACT:
An improved bar code reader unit. The bar code is hand-held and has improved focussing and illumination structure.
REFERENCES:
patent: 4072859 (1978-02-01), McWaters
patent: 4114030 (1978-09-01), Nojiri et al.
patent: 4140271 (1979-02-01), Nojiri et al.
patent: 4143809 (1979-03-01), Uebbing
patent: 4210802 (1980-07-01), Sakai
patent: 4250526 (1981-02-01), Fuwa
patent: 4251798 (1981-02-01), Swartz
patent: 4282425 (1981-08-01), Chadima
Patent Abstracts of Japan, 1977, p. 76 E 105, the abstract of JP 54 024 543.
Grabowski et al., "Code Reading Mechanical Scanning Gun"; IBM Technical Disclosure Bulletin, vol. 5, No. 5, Oct. 1962, p. 78.
Burke, "High-Performance Optical Sensing System for Reading Bar Code", IBM Technical Disclosure Bulletin, vol. 17, No. 3, Aug. 1974, p. 692.
Chadima, Jr. George E.
Laser Vadim
Norand Corporation
Pitts Harold I.
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