4. Registers
  5. Systems controlled by data bearing records
  6. Mechanized store

Donald A. Collins, Jr.

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Apparatus for sensing different attenuation windows within an op

Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Patent

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Bar code scanner

Registers – Coded record sensors – Particular sensor structure
Reexamination Certificate

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Bar code scanner diagnostic method

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – With rotor
Patent

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Bar code scanner with sealed housing

Radiant energy – Photocells; circuits and apparatus – Housings
Patent

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Blazed diffraction scanner

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element
Reexamination Certificate

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Profile ID: LFUS-PAI-P-90543

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