4. Photocopying
  5. Projection printing and copying cameras
  6. Illumination systems or details

Robert C. Barry

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Adjustable dot gain simulation for color proofing

Photocopying – Projection printing and copying cameras – Illumination systems or details
Patent

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Mass measuring system

Measuring and testing – Vibration – Resonance – frequency – or amplitude study
Patent

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PROM trimmed digital-to-analog converter

Communications: electrical – Audible indication – Percussion-type sound producer
Patent

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Railcar retarder assembly

Railways – Car yard – Track brake
Patent

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Profile ID: LFUS-PAI-P-1116800

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