4. Photography and optical equipment
  5. Projector or viewer
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Audio visual display cabinet

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Audio visual display system

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Audio-visual presentation device

Photography and optical equipment – Projector or viewer – Element or attachment
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Audio-visual projector

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automatic original feed for copying apparatus

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automatic original feeder for copying machine

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automatic paper feeder or similar article

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automatic sheet feed device or the like

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automatic slide film exchanging unit

Photography and optical equipment – Projector or viewer – Element or attachment
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Automotive windshield display projector

Photography and optical equipment – Projector or viewer
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Ball shaped transparency viewer

Photography and optical equipment – Projector or viewer – Integrated unit
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Barrel for interchangeable lens

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Baseball shaped transparency viewer

Photography and optical equipment – Projector or viewer – Integrated unit
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Baseball shaped transparency viewer

Photography and optical equipment – Projector or viewer – Integrated unit
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Basketball-shaped magnifying viewer

Photography and optical equipment – Projector or viewer – Integrated unit
Design Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Binocular

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Binocular

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Binocular cover plate

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Binocular reflector telescope

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Binocular with eyecups therefor

Photography and optical equipment – Projector or viewer – With provision for transparency magazine
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0
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