4. Photocopying
  5. Contact printing
  6. Light boxes

Jack N. Bartholmae

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Apparatus for biasing the curvature of an image carrier on a tra

Photocopying – Contact printing – Light boxes
Patent

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Buried electrode drum for an electrophotographic print engine

Photocopying – Contact printing – Light boxes
Patent

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Buried electrode drum for an electrophotographic print engine wi

Photocopying – Contact printing – Light boxes
Patent

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Developer module with electromagnetic shutter

Photocopying – Contact printing – Light boxes
Patent

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Gain switched audio conferencing network

Telephonic communications – Special services – Conferencing
Patent

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Profile ID: LFUS-PAI-P-139862

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