characterised by selective application of impact or pressure on a printing material or impression-transfer material

Full Title

Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed (mounting, arrangement or disposition of types or dies B41J1/00) > characterised by selective application of impact or pressure on a printing material or impression-transfer material

Child Classifications

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• B41J 2/225 ballistic, e.g. using solid balls or pellets
• B41J 2/23 using print wires
• B41J 2/31 using a print element with projections on its surface impacted or impressed by hammers