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1970-03-19 |
1972-06-27 |
Pitney Bowes Alpex |
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1976-11-08 |
1978-09-19 |
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Hand held optical reading device
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1977-06-13 |
1979-04-10 |
Caere Corporation |
Hand-held optical character recognition reader
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1977-07-26 |
1979-02-23 |
Nippon Denso Co Ltd |
Bar code reader
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1979-10-29 |
1981-12-22 |
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Hand held reader
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Hand held reader
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1983-08-22 |
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Optical device for detecting coded symbols
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Portable bar code scanning device and method
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1986-02-27 |
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Hand held bar code reader with modulated laser diode and detector
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Hand held laser bar code reader with safety shutoff responsive to housing motion detector
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