7 Printing machines for commercial or industrial use, namely, digital printing machines, digital screen printing machines, and inkjet printing machines for commercial or industrial use; Printing machines for commercial or industrial use, namely, printing machines for electronic duplicating processes; Sorters for printing machines for commercial or industrial use; Paper feeders for bookbinding; Paper transport machines in the nature of power-operated lifts used to transport and place paper; Collating machines for commercial or industrial use; Paper stacking machines for bookbinding; Machines for piling up papers for use in bookbinding; Paper creasing and folding machines for bookbinding; Stitching machines for bookbinding for commercial and industrial use; Trimming machines for bookbinding; Trimming machines for bookbinding having functions of collating, stitching and folding papers; Bookbinding systems comprised of machines providing the processes of collating, slitting, cutting, bursting, creasing, folding, trimming, guillotining and pressure-sealing; Systems for commercial or industrial use, comprised of machines providing the processes of separating, cutting, bursting, folding, trimming, guillotining and pressure-sealing office papers such as continuous papers and business forms, and then bookbinding therefrom; Bookbinding machines; Cutting machines; Paper-processing machines for commercial or industrial use providing the processes of collating, slitting, cutting, bursting, creasing, folding, trimming, guillotining and pressure-sealing; Paper-processing machines for commercial or industrial use providing the processes of separating, cutting, bursting, folding, trimming, guillotining and pressure-sealing office papers such as continuous papers and business forms; Paper-processing machines for commercial or industrial use; Machines for commercial or industrial use for inserting and sealing; Packaging and wrapping machines; Paper feeders for use with printing machines for commercial or industrial use; Stapling machines for commercial or industrial use; Paper-punching machines for commercial or industrial use; Machines for industrial or commercial use, namely, machines for collating papers; Machines for industrial or commercial use, namely, machines for slitting papers; Machines for industrial or commercial use, namely, machines for cutting papers; Machines for industrial or commercial use, namely, machines for bursting papers; Machines for industrial or commercial use, namely, machines for creasing papers; Machines for industrial or commercial use, namely, machines for folding papers; Machines for industrial or commercial use, namely, machines for trimming papers; Machines for industrial or commercial use, namely, machines for guillotining papers; Machines for industrial or commercial use, namely, machines for pressure-sealing