4. Photography and optical equipment
  5. Projector or viewer
  6. With provision for transparency magazine

James R. Espy

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Disposable light-tight canister

Special receptacle or package – For roll or reel – Wrapped – boxed – or secured through roll core
Patent

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Tie bar

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

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Tie bar

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

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Tie bar

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

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Tie bar/end cap

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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Profile ID: LFUS-PAI-P-404888

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