4. Photocopying
  5. Including fiber optics

Edwin L. Libby

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Apparatus for the reduction of image intensity variations in a c

Photocopying – Including fiber optics
Patent

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Electrophotographic document copier machine with modular paper p

Photocopying – Including fiber optics
Patent

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Optical system featuring change in magnification by combined le

Photocopying – Projection printing and copying cameras – Focus or magnification control
Patent

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Profile ID: LFUS-PAI-P-917974

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