TREA

Means for fixing the film on the axis of a reel or spindle

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Industry

  • CPC
  • G03B21/326
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Parent Industries

GPHYSICS G03Photography G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES ACCESSORIES THEREFOR G03B21/00Projectors or projection-type viewers Accessories therefor

Current Industry

G03B21/326Means for fixing the film on the axis of a reel or spindle
Industries