4. Photocopying
  5. Contact printing
  6. Light boxes

Dean H. Putnam

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Diazo film advancing module

Photocopying – Contact printing – Light boxes
Patent

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Film striping apparatus

Coating apparatus – With heat exchange – drying – or non-coating gas or vapor... – Running length work
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Modular microfiche duplicator

Photocopying – Contact printing – Machine
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Vesicular film advancing module

Photocopying – Contact printing – Machine
Patent

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Profile ID: LFUS-PAI-P-796655

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