| 1/00 | Cleaning windows |
| 1/02 | Cleaning windows Power-driven machines or devices |
| 1/03 | Cleaning windows Power-driven machines or devices cleaning both sides of a window simultaneously |
| 1/05 | Cleaning windows Power-driven machines or devices Hand apparatus with built-in electric motors |
| 1/06 | Cleaning windows Hand implements (with built-in electric motors A47L 1/05) |
| 1/08 | Cleaning windows Hand implements (with built-in electric motors A47L 1/05) with provision for supplying liquids, e.g. cleaning agents (A47L 1/095, A47L 1/13, A47L 1/15 take precedence) |
| 1/09 | Cleaning windows Hand implements (with built-in electric motors A47L 1/05) for cleaning one side with access from the other side only |
| 1/095 | Cleaning windows Hand implements (with built-in electric motors A47L 1/05) for cleaning one side with access from the other side only with provision for supplying liquids, e.g. cleaning agents |
| 1/12 | Cleaning windows Hand implements (with built-in electric motors A47L 1/05) for cleaning both sides simultaneously |
| 1/13 | Cleaning windows Hand implements (with built-in electric motors A47L 1/05) for cleaning both sides simultaneously with provision for supplying liquids, e.g. cleaning agents |
| 1/15 | Cleaning windows Hand implements (with built-in electric motors A47L 1/05) Cloths, sponges, pads, or the like, e.g. containing cleaning agents |
| 1/16 | Cleaning windows Devices for defrosting window-panes (H05B 3/84 takes precedence) |
| 3/00 | Safety devices for use in window-cleaning (safety belts A62B 35/00; for scaffolding in general E04G; for ladders E06C) |
| 3/02 | Safety devices for use in window-cleaning (safety belts A62B 35/00; for scaffolding in general E04G; for ladders E06C) Cages; Platforms |
| 3/04 | Safety devices for use in window-cleaning (safety belts A62B 35/00; for scaffolding in general E04G; for ladders E06C) Safety ropes |
| 4/00 | Cleaning window shades, window screens, venetian blinds (A47L 1/15 takes precedence; suction cleaner nozzles A47L 9/02) |
| 4/02 | Cleaning window shades, window screens, venetian blinds (A47L 1/15 takes precedence; suction cleaner nozzles A47L 9/02) Hand implements for cleaning venetian blinds |
| 4/04 | Cleaning window shades, window screens, venetian blinds (A47L 1/15 takes precedence; suction cleaner nozzles A47L 9/02) Accessories facilitating cleaning, e.g. venetian blind separators, spreaders, or cleaning racks |
| 5/00 | Structural features of suction cleaners |
| 5/02 | Structural features of suction cleaners with user-driven air-pumps or compressors |