| Patents for E01H 1 - Removing undesirable matter from roads or like surfaces, with or without moistening of the surface (8,945) |
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| 12/03/1985 | US4555825 Hydraulic cooling system for vacuum street sweeper |
| 12/03/1985 | US4555824 Debris collection system for street sweepers |
| 11/27/1985 | EP0162769A1 Device for cleaning a ground surface, particularly for removing dog faeces |
| 11/26/1985 | US4554992 Hydraulically operated four wheel sweeper |
| 11/26/1985 | US4554701 Vacuum street sweeper and filter apparatus therefor |
| 11/05/1985 | US4550465 Apparatus for collecting litter and objects from a ground surface |
| 10/29/1985 | US4549611 Multi-purpose hand tool |
| 10/29/1985 | US4549326 Street sweeper with elevator conveyer adjustable in height with respect to the ground |
| 10/16/1985 | EP0157806A1 Floor tool for large vacuum cleaners |
| 10/10/1985 | CN85100916A Centrifugal suction cleaner |
| 09/26/1985 | WO1985004081A1 Brush and brush cylinder equipped therewith |
| 09/24/1985 | US4542594 Apparatus for removing water from the ground |
| 09/24/1985 | CA1193869A1 Collecting apparatus primarily for catching and elevating for example, live birds in a deep litter or open house situation |
| 09/18/1985 | EP0154925A2 Sweeping apparatus |
| 08/27/1985 | CA1192498A1 Method to clean up oil spills or similar substances and a device to practise this method |
| 08/20/1985 | US4535501 Battery powered vacuum trash collector |
| 08/15/1985 | WO1985003498A1 A device for acting on and treating surfaces, for instance for picking up particles, leaves and litter |
| 07/16/1985 | US4529236 Animal droppings pickup device |
| 07/02/1985 | US4525888 Maintaining constant pick-up broom pattern |
| 06/26/1985 | EP0146256A1 A device for removing stains or spillage |
| 06/11/1985 | US4521935 Vacuum spray head |
| 06/06/1985 | WO1985002426A1 Sweeper/collector device |
| 06/04/1985 | US4521043 Trash bagging apparatus |
| 05/23/1985 | WO1985002211A1 Method and apparatus for treating road surfaces or the like |
| 05/14/1985 | US4516285 Pick-up sweeper of the type with elevating conveyor with dirt distributing device in the dirt collecting receptacle |
| 05/09/1985 | WO1985001884A1 Installation for the purification and separation of mixtures of oil and solid materials |
| 05/08/1985 | EP0140667A2 Drying apparatus |
| 05/07/1985 | US4515381 Steering control mechanism |
| 05/07/1985 | US4514875 High capacity filter for floor cleaning machines and the like |
| 04/30/1985 | US4513471 Sweeper blower device |
| 04/09/1985 | US4509963 Industrial vacuum cleaner |
| 04/03/1985 | EP0135787A2 Walk behind floor maintenance machine |
| 04/03/1985 | EP0135669A2 Steering control system |
| 03/28/1985 | WO1985001203A1 Floor tool for large vacuum cleaners |
| 03/20/1985 | EP0134409A2 Maintaining constant pick-up broom pattern |
| 03/20/1985 | EP0134408A1 Hydraulically operated four wheel sweeper |
| 03/12/1985 | CA1183742A1 Dual purpose cane |
| 03/05/1985 | US4502722 Debris picker with interchangeable tips |
| 02/19/1985 | US4500125 Pet litter collecting device |
| 02/19/1985 | CA1182637A1 Thrust coupling for a vehicle |
| 01/08/1985 | US4492001 Method to clean up oil spills or similar substances and a device to practice this method |
| 01/01/1985 | US4490874 Brush control means |
| 12/27/1984 | CA1179847A Portable device for treating surfaces |
| 12/25/1984 | US4489458 Street sweeper drag shoe |
| 12/04/1984 | US4485971 Liquid sprayer |
| 11/20/1984 | US4483560 Disposable waste scoop and scraper |
| 11/20/1984 | US4483034 Apparatus for absorbing liquid from a surface |
| 11/13/1984 | US4482019 Earth surface cleaning machine |
| 11/06/1984 | US4480349 Particulate collecting apparatus |
| 10/31/1984 | EP0123549A2 Motor grader broom |
| 10/23/1984 | US4478448 Animal excrement removal device |
| 10/16/1984 | US4477111 Pet waste pickup device |
| 10/10/1984 | EP0121511A1 Mobile suction cleaning apparatus |
| 10/10/1984 | EP0120932A1 Multiple flight elevator system |
| 10/10/1984 | EP0120931A1 Improved debris collection system for street sweepers |
| 10/10/1984 | EP0120930A1 Sweeper with hydraulically driven components |
| 10/09/1984 | US4475264 Dual inlet muffler assembly for truck hot water vacuum extraction machine |
| 10/03/1984 | EP0120656A1 Apparatus for removing water from the ground |
| 09/19/1984 | EP0118540A1 A machine for removing liquid from a surface |
| 09/11/1984 | US4470211 Thrust coupling for a vehicle |
| 08/22/1984 | EP0116054A1 Improvements relating to rotary agitators |
| 08/21/1984 | US4466648 Animal feces pick-up device |
| 08/21/1984 | US4466156 Air velocity control mechanism for selective debris pickup |
| 08/21/1984 | CA1172970A1 Method of purifying soil polluted by oil or the like |
| 08/16/1984 | WO1984003114A1 Vehicle used for cleaning roads |
| 08/01/1984 | EP0039694B1 Vehicle with a sweeper, particularly for collecting dust-like material, and utilization thereof |
| 07/24/1984 | US4461055 Device which removes debris with an air-blast flow |
| 07/24/1984 | CA1171208A1 Sweeping machine for attachment to a carrier vehicle |
| 07/17/1984 | US4459719 Sweeping machine with dirt and debris control flap |
| 07/10/1984 | US4458932 Disposable container for animal waste |
| 07/03/1984 | US4457044 In a power driven mobile sweeper |
| 07/03/1984 | US4457043 Sweeper particularly for collecting dust-like material, and the utilization thereof |
| 07/03/1984 | US4457036 Maintenance machine |
| 06/05/1984 | CA1168676A1 Animal excrement picker |
| 05/29/1984 | US4450601 Sweeper drag shoe |
| 05/16/1984 | EP0108153A1 Method and device for injecting high pressure water for facility or the like on roadside |
| 05/08/1984 | US4447082 Excrement clean-up tool and bagger |
| 05/02/1984 | EP0107602A1 Device for collecting animal droppings from public thoroughfares, and vehicles equipped with such a device |
| 05/01/1984 | US4445247 Water collecting device |
| 04/17/1984 | US4443271 Removal paints, impingement |
| 04/12/1984 | WO1984001401A1 Hopper support and dump mechanism |
| 04/12/1984 | WO1984001400A1 Multiple flight elevator system |
| 04/12/1984 | WO1984001399A1 Improved debris collection system for street sweepers |
| 04/12/1984 | WO1984001398A1 Sweeper with hydraulically driven components |
| 04/04/1984 | EP0104188A1 Apparatus for picking up dog droppings |
| 03/21/1984 | EP0103471A2 Debris collecting mechanism |
| 03/15/1984 | WO1984000988A1 A machine for removing liquid from a surface |
| 02/28/1984 | US4434011 Method and apparatus for retrieving objects from the ground |
| 02/16/1984 | WO1984000465A1 Improvements relating to rotary agitators |
| 02/14/1984 | US4431222 Disposable hand operable collector for animal excrement |
| 02/07/1984 | US4429433 Surface cleaning machine with squeegee assembly |
| 02/07/1984 | CA1161608A1 Scrubbing machine with water regeneration |
| 01/31/1984 | US4428610 Method and collapsable frame for collecting and disposing of animal excrement |
| 01/24/1984 | US4426748 Motorcycle for cleaning the ground |
| 01/03/1984 | CA1159611A1 Brush element of a sweeper |
| 12/27/1983 | US4422681 Animal excrement picker |
| 12/27/1983 | US4422211 Vacuum cleaner attachment for rotary lawnmowers |
| 11/22/1983 | US4416479 Attachable carrier handle and pick-up apparatus |
| 11/15/1983 | US4415368 Method of purifying soil polluted by oil |
| 11/15/1983 | US4414699 Mechanical sweeper for attachment to a carrier vehicle |