Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed

Child Classifications

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• B41J 3/01 for special character, e.g. for Chinese characters or barcodes since 1990 IPC+CPC Available in IPC and CPC
• B41J 3/24 for perforating or stencil cutting using special types or dies IPC+CPC Available in IPC and CPC
• B41J 3/26 for stenographic writing IPC+CPC Available in IPC and CPC
• B41J 3/28 for printing downwardly on flat surfaces, e.g. of books, drawings, boxes +2 CPC IPC+CPC Available in IPC and CPC
• B41J 3/30 for printing with large type, e.g. on bulletins, tickets IPC+CPC Available in IPC and CPC
• B41J 3/32 for printing in Braille or with keyboards specially adapted for use by blind or disabled persons IPC+CPC Available in IPC and CPC
• B41J 3/34 for printing musical scores IPC+CPC Available in IPC and CPC
• B41J 3/36 for portability +1 CPC IPC+CPC Available in IPC and CPC
• B41J 3/38 for embossing, e.g. for making matrices for stereotypes +2 CPC IPC+CPC Available in IPC and CPC
• B41J 3/407 for marking on special material since 1990 +5 CPC IPC+CPC Available in IPC and CPC
• B41J 3/42 Two or more complete typewriters coupled for simultaneous operation IPC+CPC Available in IPC and CPC
• B41J 3/44 Typewriters or selective printing mechanisms having dual functions or combined with, or coupled to, apparatus performing other functions +1 CPC IPC+CPC Available in IPC and CPC
• B41J 3/54 with two or more sets of type or printing elements (B41J3/60 takes precedence) +2 CPC IPC+CPC Available in IPC and CPC
• B41J 3/60 for printing on both faces of the printing material since 1990 IPC+CPC Available in IPC and CPC
• B41J 3/62 for printing on two or more separate sheets or strips of printing material (B41J3/54 takes precedence) since 1990 IPC+CPC Available in IPC and CPC