APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES (printing presses or machines for industrial purposes B41F; stamps, stamping or numbering devices B41K)

Child Classifications

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• B41L 1/00 Devices for performing operations in connection with manifolding by means of pressure-sensitive layers or intermediaries, e.g. carbons; Accessories for manifolding purposes IPC+CPC Available in IPC and CPC
• B41L 11/00 Apparatus for directly duplicating from hectographic masters in mirror image, i.e. "wet duplicators" for producing positive copies IPC+CPC Available in IPC and CPC
• B41L 13/00 Stencilling apparatus for office or other commercial use (screen printing B41F15/00; stencils, stencil materials, carriers therefor B41N1/24) IPC+CPC Available in IPC and CPC
• B41L 15/00 Letterpress printing apparatus specially adapted for office or other commercial purposes (in general B41F; printing plates or foils, materials theref or B41N1/00) IPC+CPC Available in IPC and CPC
• B41L 17/00 Lithographic printing apparatus for office or other commercial purposes (in general B41F; printing plates or foils, materials therefor B41N1/00) IPC+CPC Available in IPC and CPC
• B41L 19/00 Duplicating or printing apparatus or machines for office or other commercial purposes, of special types or for particular purposes and not otherwise provided for (addressographs B41L45/00) +2 CPC IPC+CPC Available in IPC and CPC
• B41L 21/00 Devices for conveying sheets or webs of copy material through the apparatus or machines for manifolding, duplicating, or printing (mechanisms for conveying copy material through addressographs or like series-printing machines B41L47/24; ) IPC+CPC Available in IPC and CPC
• B41L 23/00 Devices for treating the surfaces of sheets, webs, or other articles in connection with printing (as a final step in the manufacture of such articles, see the relevant places, e.g. B29C71/00, D21H23/00 or D21H25/00; after-treatment of prints B41M7/00) IPC+CPC Available in IPC and CPC
• B41L 25/00 Devices for damping printing surfaces, e.g. moistening printing surfaces in connection with lithographic printing (applying liquids or other fluent materials to surfaces in general B05) +1 CPC IPC+CPC Available in IPC and CPC
• B41L 27/00 Inking arrangements or devices (inking units for stencilling apparatus B41L13/18; applying liquids or other fluent materials to surfaces, in general B05) IPC+CPC Available in IPC and CPC
• B41L 29/00 Devices for attaching printing elements or formes to supports IPC+CPC Available in IPC and CPC
• B41L 3/00 Platens or like sheet supports for manifolding using pressure-sensitive layers or intermediaries, e.g. for book-keeping purposes IPC+CPC Available in IPC and CPC
• B41L 31/00 Devices for removing flexible printing formes from forme cylinders IPC+CPC Available in IPC and CPC
• B41L 33/00 Pressing flexible printing formes or sheets or webs of copy material against cylinders, e.g. for smoothing purposes IPC+CPC Available in IPC and CPC
• B41L 35/00 Cylinders for apparatus or machines for manifolding, duplicating, or printing for office or other commercial purposes IPC+CPC Available in IPC and CPC
• B41L 38/00 Devices for attaching coverings or make-ready devices; Guiding devices for coverings (make-ready devices B41N6/00; blankets or like coverings B41N10/00) since 1990 IPC+CPC Available in IPC and CPC
• B41L 39/00 Indicating, counting, warning, control, or safety devices (ink-level control devices B41L27/04; such devices in general, see relevant subclasses, e.g. counting in general G06M) IPC+CPC Available in IPC and CPC
• B41L 41/00 Cleaning arrangements or devices IPC+CPC Available in IPC and CPC
• B41L 43/00 Auxiliary folding, collecting, or depositing of sheets or webs (in general B65H) IPC+CPC Available in IPC and CPC
• B41L 45/00 Kinds or types of addressing machines or of like series-printing machines IPC+CPC Available in IPC and CPC
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