G03DLevel 3
APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS
**Definition:** This place covers:
Liquid processing apparatus, with or without immersion
Washing apparatus, with or without immersion
Gas processing apparatus
Diffusion development apparatus
Reversal processing apparatus
Other processing apparatus or accessories therefor
Apparatus for treating processed material
Dark-room arrangements or portable dark-rooms
**Limiting references (this place does not cover):** - Photosensitive materials or processes for photographic purposes -> G03C - Apparatus specially adapted for photomechanical production of textured or patterned surfaces -> G03F - Electrographic, electrophotographic, or magnetographic methods or apparatus -> G03G
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