4. Photocopying
  5. Contact printing
  6. Light boxes

Hajime Oyama

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Apparatus for developing electrostatic image

Coating apparatus – With means to apply electrical and/or radiant energy to work... – With electromagnetic and/or electrostatic removal of...
Patent

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Awakening level estimation apparatus for a vehicle and...

Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate

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Color-balance control method

Photocopying – Contact printing – Light boxes
Patent

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Developer supplying device, developing roller, developing...

Electrophotography – Image formation – Development
Reexamination Certificate

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Developing device

Photocopying – Including fiber optics
Patent

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Profile ID: LFUS-PAI-P-243706

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