| 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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| 11/17/1999 | CN2349253Y Spiral disc cleaner |
| 11/17/1999 | CN2349252Y Multi-funcion ground cleaning vehicle |
| 11/16/1999 | US5983447 Counterbalance system for pickup hose support |
| 11/13/1999 | CA2237462A1 Dog leash with bag container |
| 11/10/1999 | EP0954642A1 Method and device for cleaning railtrack grooves |
| 11/09/1999 | US5979957 Rolling magnetic rake for collecting nails and other debris from a surface |
| 11/09/1999 | US5979012 Mobile apparatus for dispensing and recovering water and removing waste therefrom |
| 11/03/1999 | CN2346833Y Scavenging device for pavement sanitary car |
| 11/02/1999 | US5975862 Portable power tool with vibration-proof member |
| 10/27/1999 | CN2345583Y Vertical double cylinder rolling type road cleaning vehicle |
| 10/27/1999 | CN2345582Y 多功能自动清扫装置 Multifunctional automatic cleaning device |
| 10/26/1999 | US5970922 Multifunctional favor animal box |
| 10/26/1999 | US5970574 Apparatus and method for cleaning surfaces by removing and containing waste |
| 10/20/1999 | EP0950764A1 Device for collecting organic waste from ground |
| 10/13/1999 | CN2343199Y Screw cleaning roller |
| 10/13/1999 | CN2343198Y Electric ground cleaning vehicle |
| 10/12/1999 | US5964488 Foldable device for manually picking up samples or substances |
| 10/05/1999 | US5961167 Method and apparatus for removing animal extract excrement |
| 10/03/1999 | CA2234048A1 Animal excrement scoop kit |
| 09/30/1999 | WO1999049141A1 Disposable device for collecting loose material, such as dog faeces, from the ground |
| 09/29/1999 | EP0945551A1 Sweeping device for utility vehicle |
| 09/23/1999 | DE19820628C1 Roller mounting or carpet sweeper |
| 09/23/1999 | DE19812492A1 Rotating sweeping roller for surface cleaning of roads |
| 09/22/1999 | CN2339620Y Cleaning motor vehicle |
| 09/16/1999 | DE19809241A1 Flächenreinigungsfahrzeug Surface cleaning vehicle |
| 09/15/1999 | CN2338376Y Cleaning brush wheel for cleaning guard railings |
| 09/14/1999 | US5951782 Brushing apparatus and method |
| 09/14/1999 | US5951780 A cleaner comprising an impactor and brushes for impacting a surface to be treated to dislodge and lift a plurality of particulate material from the surface and a drives; cleaning artificial grass or paved, painted or carpeted floor |
| 09/14/1999 | CA2176090C Vehicle-mountable push broom |
| 09/10/1999 | WO1999045208A1 Device for lifting up and collecting dog waste |
| 09/08/1999 | EP0940504A2 Surface-cleaning apparatus |
| 09/08/1999 | CN2337187Y Drum type road sweeper |
| 09/01/1999 | CN2336004Y Drum floor-sweeper |
| 08/31/1999 | US5943733 Sucking and filtering vehicle for dust and trash collecting |
| 08/31/1999 | US5943724 Electro-hydraulic brush down force control |
| 08/24/1999 | US5940929 Surface maintenance machine with improved dust collection system |
| 08/24/1999 | US5940919 Drag shoe for use in a street sweeping vehicle |
| 08/19/1999 | WO1999041024A1 Oil absorption and reclamation methods |
| 08/19/1999 | WO1999040779A1 Implement and method for picking up and removing pet excrement |
| 08/19/1999 | WO1999040778A1 Excrement collecting device |
| 08/19/1999 | DE19901138A1 Street cleaning appliance |
| 08/19/1999 | DE19806086A1 Tong scoop for transporting leaves, ash and other loose materials |
| 08/19/1999 | CA2320292A1 Oil absorption and reclamation methods |
| 08/19/1999 | CA2320038A1 Implement and method for picking up and removing pet excrement |
| 08/12/1999 | WO1999039845A1 A method for removing a material from the surface of a product |
| 08/12/1999 | DE19805180A1 Weeding tool with handle |
| 08/12/1999 | DE19804679A1 Device for receiving, transporting and disposal of domestic animal feces |
| 08/12/1999 | CA2320281A1 A method for removing a material from the surface of a product |
| 08/11/1999 | EP0935027A2 Sweeping device |
| 08/04/1999 | CN2331697Y Spray type scavenging machine for pavement |
| 08/03/1999 | US5931517 WCW trench cleaner |
| 07/29/1999 | WO1999029596B1 Container/dispenser for bags intended for collecting dogs excrements |
| 07/29/1999 | DE19802726A1 Snow shovel with shaft and handgrip |
| 07/28/1999 | CN2330698Y Ground surface cleaner |
| 07/27/1999 | US5926910 Blower pipe |
| 07/22/1999 | WO1999035957A1 Floor treatment machine |
| 07/21/1999 | CN1223707A Cleaning method and apparatus |
| 07/20/1999 | US5924155 For a skid steer loader |
| 07/14/1999 | EP0928846A2 Electro-hydraulic brush down force control |
| 07/06/1999 | US5918684 Device for collection of debris |
| 06/30/1999 | CN2326636Y Multifunction environmental hygiene engineering vehicle |
| 06/30/1999 | CN1221055A Spray-sucking type street cleaning vehicle |
| 06/29/1999 | US5915769 Self-bagging waste collection device |
| 06/29/1999 | CA2100172C Sweeping appliance for excavators |
| 06/24/1999 | WO1999007945A8 Lateral sweeping apparatus and method |
| 06/23/1999 | CN2325419Y High chain net like grate machine for removing undesirable matter from road |
| 06/17/1999 | WO1999029596A1 Container/dispenser for bags intended for collecting dogs excrements |
| 06/16/1999 | EP0922809A1 Conveyor for handling refuse in a street sweeping machine |
| 06/09/1999 | EP0920829A2 Sweeper with hopper heat shield |
| 06/09/1999 | CN2323011Y Automatic guard fence cleaner |
| 06/09/1999 | CN2323010Y Track type road sweeping device |
| 06/04/1999 | CA2223497A1 Picking brush for lifting debris from the ground |
| 06/02/1999 | EP0857238B1 Road sweeping machine |
| 06/02/1999 | DE19752760C1 Collector for dog faeces |
| 06/02/1999 | CN2321377Y Machine for cleaning by washing and suction |
| 06/01/1999 | US5908163 Spray apparatus |
| 05/26/1999 | EP0699252B1 Animal waste pick-up apparatus |
| 05/12/1999 | EP0914761A1 Suspension for working units on both sides of a carrier vehicle |
| 05/12/1999 | CN2318260Y Cleaning equipment for city road isolation fence |
| 05/12/1999 | CN1043371C Multi-function negative pressure purifying iron pick up and water spraying toxic filtering machine |
| 05/11/1999 | US5902414 Using plenum chamber with air outlets through which air is expelled to dislodge particles; playing fields, tennis courts |
| 05/11/1999 | US5901995 Device for collection of contaminated objects |
| 05/11/1999 | US5901409 Road sweeping machine |
| 05/05/1999 | CN2317245Y Brushing apparatus for road-sweeper |
| 05/05/1999 | CN2317244Y Spray nozzle for road sprinkler |
| 05/04/1999 | US5899510 Yard scoop |
| 04/29/1999 | WO1999020843A1 Method and device for cleaning railtrack grooves |
| 04/28/1999 | CN2316338Y Road surface cleaning machine |
| 04/28/1999 | CA2214898A1 Drag shoe for use in a street sweeping vehicle |
| 04/22/1999 | DE19742487A1 Motor scrubber for garden paths, terraces, courtyard entrances, pavements |
| 04/21/1999 | EP0909358A1 A cleaning method and apparatus |
| 04/21/1999 | CN2315149Y Multipurpose machine for digging levelling snow cleaning and road cleaning of road |
| 04/21/1999 | CN2315139Y Multifunctional cleaning vehicle for road isolation rail |
| 04/20/1999 | US5895082 Manual pick up device |
| 04/20/1999 | CA2214335A1 Sanitary isolation glove |
| 04/14/1999 | CN2313957Y Manpower sweeper |
| 04/13/1999 | US5893189 Sweeping machine with hopper shelf |
| 04/07/1999 | EP0857239B1 Sweeper vehicle |
| 04/06/1999 | US5890637 Pet leash multi-purpose utility bag |
| 04/06/1999 | US5890558 All-wheel steering mechanism for a cleaning vehicle |