Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B41
PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
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B41C
PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
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2210/00
Preparation or type or constituents of the imaging layers, in relation to lithographic printing forme preparation
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B41C2210/04
Negative working, i.e. the non-exposed (non-imaged) areas are removed
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