16 office requisites, namely, office perforating machines, paper cutters, erasers, paper clips and clasps, office papers shredders and typewriters; stationery materials, namely, sheets of reclaimed cellulose for wrapping, carbon paper, bags, envelopes and pouches of paper or plastic for packaging, stationery folders, book binding materials, namely, stapling presses, strips and clips, paper tapes and cards for recording computer programs