CPC Subgroup
G03B 27/02 Exposure apparatus for contact printing
Full Title
Photographic printing apparatus > Exposure apparatus for contact printing
3 direct subcodes
Child Classifications
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- G03B 27/04 Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box
- G03B 27/10 Copying apparatus with a relative movement between the original and the light source during exposure
- G03B 27/14 Details