Machines and apparatus for cleaning (electric); sewage pulverisers; garbage disposals; garbage disposing machines; trash compacting machines; waste compacting machines; dumped food treating machines, all included in this class

Stationery; staples for offices; stapling presses (office requisites); pencil sharpening machines; sealing machines for offices; office perforators; envelope sealing machines for offices; bookbinding materials; bookbinding cords; paper knives; paper cutters; pencil sharpeners; bookbinding apparatus and machines; staplers; paper shredders; paper punching-cutting device for office use; envelope opening instruments, all included in this class