Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B41
PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
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B41M
PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING,
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1/00
Inking and printing with a printer's forme
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B41M1/12
Stencil printing; Silk-screen printing
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B41M1/125
using a field of force, e.g. an electrostatic field, or an electric current
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