| Patents for E01H 1 - Removing undesirable matter from roads or like surfaces, with or without moistening of the surface (8,945) |
|---|
| 08/28/1979 | CA1061063A1 Sweeper with recirculation hood and independent filter system |
| 08/21/1979 | US4164820 Snow remover and vacuum sweeper |
| 08/07/1979 | US4163302 Wall cleaning apparatus |
| 08/07/1979 | US4163301 Tunnel or like wall cleaning machine |
| 07/24/1979 | CA1059182A1 Apparatus for picking up and removing objects |
| 07/11/1979 | EP0002810A1 Apparatus for removing liquids or solids containing harmful matter |
| 07/10/1979 | US4160303 Mechanical sweepers |
| 07/10/1979 | US4160302 Refuse collecting vehicles |
| 07/10/1979 | CA1057918A1 Sweeper pickup hood with air lock |
| 07/10/1979 | CA1057917A1 Unidirectional flow pickup hood for street sweepers |
| 06/26/1979 | US4159139 Device for holding flexible bags such as plastic trash bags and the like |
| 06/26/1979 | US4158901 Mobile surface cleaning machine having side mounted squeegees |
| 06/05/1979 | US4157016 Cryogenic beach cleaner |
| 05/30/1979 | EP0002069A1 Jaw-type refuse collecting device |
| 05/29/1979 | US4156400 Animal feces disposal device |
| 05/22/1979 | US4155581 Scoop container and method of manufacture thereof |
| 05/15/1979 | US4154389 Pet waste pan and disposable bag therefor |
| 05/15/1979 | US4153964 Oscillating gear ratchet drive |
| 05/08/1979 | US4153555 Hoppers |
| 05/01/1979 | US4152080 Mobile pet waste liquifier |
| 05/01/1979 | US4151688 Power boom and vacuum hose support |
| 04/17/1979 | US4149745 Refuse collecting device |
| 04/10/1979 | USRE29957 Powered rotary brush |
| 04/10/1979 | US4148513 Device for removal of animal droppings |
| 04/10/1979 | US4148510 Hand operable scoop for the collection and disposal of animal excrement |
| 03/27/1979 | US4146259 Bag holder and scoop |
| 03/13/1979 | US4143899 Gathering implement |
| 02/27/1979 | US4141579 Litter retrieving device |
| 02/13/1979 | US4138756 Surface maintenance machine drive and brush |
| 02/06/1979 | US4138153 Sanitary self-contained fecal waste container |
| 01/30/1979 | US4136900 Spreader device with disposable bags |
| 01/23/1979 | US4135750 Device for retrieving dog feces, and the like |
| 01/09/1979 | US4133072 Device for removing water from large floor surfaces |
| 01/02/1979 | US4132507 Blowing apparatus |
| 01/02/1979 | US4132442 Apparatus for picking-up and removing objects |
| 01/02/1979 | US4132010 Mobile sand de-oiling apparatus |
| 01/02/1979 | CA1045314A1 Air blast sweeper with dust control system |
| 11/14/1978 | US4125271 Tool suspension |
| 10/24/1978 | US4121866 Sanitary disposal apparatus |
| 10/17/1978 | US4120311 Vacuum operated debris removal apparatus and method for a power broom |
| 10/10/1978 | US4119337 Sanitary pickup and disposal device |
| 10/10/1978 | US4118826 Mobile blower unit for leaves and other debris |
| 10/03/1978 | US4117983 Leaf collector and comminutor |
| 10/03/1978 | CA1039773A1 Sanitary device for removing animal droppings |
| 09/05/1978 | US4110869 Handlebar latching mechanism for lawn and yard implement |
| 09/05/1978 | US4110864 Sweeper hood with transverse air duct and broom compartments |
| 08/29/1978 | US4109341 Unidirectional flow pickup hood for street sweepers |
| 08/29/1978 | US4109336 Automated machinery to clean debris from roadside ditches, collect it and then transport the debris to a major collecting area for disposing |
| 08/22/1978 | US4108268 Actuator for self-propelled sweeper |
| 08/22/1978 | CA1036761A1 Rotating brush mobile floor sweeper |
| 08/01/1978 | US4103953 Portable animal sanitary device |
| 08/01/1978 | US4103952 Combination bag and scoop |
| 07/25/1978 | US4102547 Scavenging device for animal waste |
| 07/11/1978 | US4099940 Impulse filter cleaner |
| 07/11/1978 | US4099290 Sweeper with recirculation hood having an unobstructed pickup window |
| 07/11/1978 | US4099285 High lift surface maintenance machine |
| 06/27/1978 | US4097082 Sanitary pickup device for animal feces |
| 06/06/1978 | US4092789 Mobile directional high velocity air moving apparatus |
| 04/18/1978 | US4084285 Street sweeper with multi-position gutter brush |
| 04/18/1978 | US4084284 Lawn and yard implement |
| 04/11/1978 | US4083495 Water spray device |
| 03/28/1978 | US4081200 Method and apparatus to remove structural concrete |
| 03/28/1978 | US4081192 Trash picker |
| 03/14/1978 | US4078838 Doggie valet |
| 03/07/1978 | US4077731 Reinforcing wire laying machines and attachments |
| 02/07/1978 | US4071920 Sweeper |
| 01/24/1978 | US4069540 Machine for removing painted stripes from artificial turf |
| 01/17/1978 | US4068824 Power boom and vacuum hose support |
| 12/13/1977 | US4062085 Suction cleaning apparatus |
| 11/15/1977 | US4058337 Animal litter collection unit |
| 11/01/1977 | US4056278 Scoop device |
| 10/25/1977 | US4055363 Sanitary device for picking up animal droppings |
| 10/11/1977 | US4052764 Bag accessory |
| 09/20/1977 | US4048735 Multi-purpose labor-saver wheeled tool |
| 09/20/1977 | US4048691 Trash sack support |
| 09/13/1977 | US4047746 Animal waste removing device |
| 08/30/1977 | US4044422 Sweeper pickup hood with air lock |
| 08/23/1977 | US4043140 Cryogenic beach cleaner |
| 08/23/1977 | US4042994 Sweeper assembly |
| 08/16/1977 | US4042269 Sanitary device for removing animal droppings |
| 07/26/1977 | US4037868 Pick up apparatus |
| 07/26/1977 | US4037867 Sanitary waste collector |
| 07/26/1977 | US4037284 Sweeper assembly |
| 07/12/1977 | US4034434 Sweeper dust seal |
| 06/28/1977 | US4032307 Dust control |
| 06/28/1977 | US4032182 Pet dropping pickup device |
| 04/26/1977 | US4019768 Device for sanitary pickup of ground deposited excrement |
| 04/26/1977 | US4019219 Trash compactor apparatus |
| 04/12/1977 | US4017386 Magnetic sweeper |
| 04/12/1977 | US4017281 Industrial vacuum loader with dust removal means for bag house filtration system |
| 04/12/1977 | US4017015 Disposable biodegradable environmental animal feces waste scoop and container |
| 03/29/1977 | US4014584 Device for retrieving animal waste |
| 03/15/1977 | US4012068 Litter tongs |
| 03/15/1977 | US4012067 Refuse collection device |
| 03/08/1977 | US4010970 Waste receiver for dogs |
| 03/01/1977 | US4009501 Street and pedestrian zone cleaning machine |
| 02/08/1977 | US4007026 Compact dust filter system |
| 02/08/1977 | US4006511 Sweeper with recirculation hood and independent filter system |
| 02/01/1977 | US4005892 Debris-retrieving cane |
| 01/18/1977 | US4003595 Sanitary waste receiver |