Patents for E04H 4 - Swimming or splash baths or pools (9,370) |
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01/14/1998 | EP0818421A2 Process and apparatus for treatment of water and for keeping it clean |
01/14/1998 | EP0804663A4 A manuel cover drive for swimming pools |
01/13/1998 | US5706540 Automatic cleaners for sweeping and cleaning swimming pools |
01/13/1998 | US5706539 Water tank cleaning machine |
01/13/1998 | US5706531 Umbrella frame for pool cover |
01/13/1998 | US5706530 Skimmer seal for swimming pool |
01/08/1998 | WO1998000619A1 Water purifier for a pool |
01/08/1998 | WO1998000211A1 Wave river water attraction |
01/08/1998 | CA2257938A1 Water purifier for a pool |
01/07/1998 | EP0816595A1 Device for the water circulation of a swimming pool |
01/07/1998 | EP0816594A2 Demountable swimming-pool, of contained dimensions |
01/07/1998 | CN1169497A Health-care swimming pool capable of making person naturally float out of water-surface |
01/06/1998 | US5705058 In-pool skimmer |
01/01/1998 | CA2209101A1 Pool liner installation method and apparatus |
12/31/1997 | WO1997049927A1 Pool hook |
12/31/1997 | WO1997049882A1 Water suction powered automatic swimming pool cleaning system |
12/31/1997 | WO1997049504A1 Positive pressure automatic swimming pool cleaning system |
12/31/1997 | CA2258842A1 Positive pressure automatic swimming pool cleaning system |
12/31/1997 | CA2258746A1 Water suction powered automatic swimming pool cleaning system |
12/30/1997 | US5701613 Swimming pool cover assembly |
12/28/1997 | CA2180055A1 Pool cover apparatus |
12/17/1997 | CN2270774Y Return water device for swimming pool |
12/10/1997 | EP0811432A2 Device for cleaning of water tanks |
12/09/1997 | US5695586 Method of installing perimeter lighting about a liner type swimming pool |
12/03/1997 | CN2269572Y Full automatic sealing cleaning and drying machine for silk-screen plate |
11/28/1997 | CA2161458A1 Thermal skirt for above ground pool |
11/27/1997 | WO1997044554A1 Detachable and portable water sports installation with inflatable structure |
11/27/1997 | DE19620686A1 Container for holding fluids, semi-fluid or solid substances |
11/26/1997 | EP0808400A1 Tank designed to be at least partially buried |
11/26/1997 | EP0760888A4 Compact swimming pool for restrained swimming |
11/25/1997 | US5690476 Safety device for avoiding entrapment at a water reservoir drain |
11/25/1997 | US5689841 Spa cover lift apparatus |
11/19/1997 | CN2268085Y Air-inflated swimming pool with reinforced wall body |
11/18/1997 | US5688153 Inflatable floating chair |
11/18/1997 | US5687432 Portable frame comprised of interlocking flexible ribs |
11/11/1997 | US5685031 Three-piece portable spa cover |
11/11/1997 | US5685030 Lift for enabling a person in a wheelchair into and out of a pool or body of water |
11/05/1997 | EP0805246A1 Process and device for load-related operation of a filtration device for swimming pools |
11/05/1997 | EP0804664A1 Grid module for a peripheral spout for the evacuation of overflow water in a swimming pool and grid obtained |
11/05/1997 | EP0804663A1 A manuel cover drive for swimming pools |
11/04/1997 | US5682624 Vacuum relief safety valve for a swimming pool filter pump system |
10/30/1997 | WO1997040246A1 Swimming pool containing saltwater for buoyancy |
10/30/1997 | DE19616783A1 Underwater light for walls of swimming pools |
10/28/1997 | US5680730 Extruded coping for a swimming pool |
10/23/1997 | WO1997039211A1 Filtering stairway for swimming pool |
10/21/1997 | US5678254 For overlying a border of a swimming pool |
10/21/1997 | US5678253 Adjustable pool flooring structure |
10/16/1997 | DE19614326A1 Building blocks for garden wall, etc. |
10/15/1997 | CN1162046A High-effective automatic-purifying swimming pool without dirt collection |
10/14/1997 | US5676839 Floatable oil and debris collection device |
10/09/1997 | CA2202194A1 Flow diverting weir for a swimming pool skimmer |
10/08/1997 | EP0799952A1 Method for assembling prefabricated panels for swimmingpool-walls and swimmingpool-wall obtained by this method |
10/08/1997 | EP0799357A1 Wave suppressor |
10/08/1997 | CN2264225Y Combination swimming pool with transparent swimming pool |
10/07/1997 | US5673442 Cover for swimming pools |
10/04/1997 | CA2173386A1 Panels for the manufacture of circular above-ground tanks, mould, and associated manufacturing method |
10/01/1997 | EP0797546A1 Settling basin |
10/01/1997 | CN1161072A Filter panel for swimming pool |
09/30/1997 | US5672271 Collapsible pool skimmer apparatus |
09/18/1997 | DE19629478C1 Discharge insert for gutter discharge hole in swimming pool |
09/17/1997 | EP0795661A1 Assembly of glass panels for reservoir, swimming-pool, aquarium |
09/16/1997 | US5667445 Jet river rapids water attraction |
09/09/1997 | US5665248 Method of purging air from a swimming pool hose |
09/09/1997 | US5664910 Boat activated wave generator |
09/09/1997 | US5664769 Swimming pool and SPA tensioned protective fence with auto lockable gate and method of installation thereof |
09/09/1997 | US5664275 Vibratory oscillator swimming pool cleaner employing means for facilitating self starting and for avoiding clogging |
09/04/1997 | WO1997032096A1 Fluted swimming pool cleaner discs |
09/03/1997 | EP0792403A1 Flow control weir valve |
09/02/1997 | US5662796 Portable swimming pool makeup water treatment apparatus |
09/02/1997 | US5662795 Swimming pool chemical dispenser |
09/02/1997 | US5662558 Water stream generator |
08/28/1997 | WO1997031168A1 Suction and intake device for a swimming pool |
08/28/1997 | DE19709021A1 Bather-protection equipment e.g. in river |
08/28/1997 | DE19606496A1 Ansaug- und Einströmvorrichtung für ein Schwimmbecken Intake and fluid introduction device for a swimming pool |
08/19/1997 | US5657589 Swimming pool basin having an adjustable partition wall |
08/14/1997 | WO1997029260A1 Pool skimmer face plate and releasable cover |
08/13/1997 | EP0789119A1 Swimming pool installation consisting of filter assembly and stair block unit |
08/13/1997 | EP0788577A1 Automatic swimming pool cleaners and associated components |
08/13/1997 | EP0528829B1 Swimming pool cover and roll-up device |
08/12/1997 | US5655246 Pulsating submersible pool cleaner |
08/12/1997 | US5655232 Fluid level control device and method |
08/07/1997 | DE19604033A1 Grid-like structures having permeability ratio for e.g. particles or ions |
08/06/1997 | EP0787239A1 Filter panel for swimming pool |
08/06/1997 | EP0784136B1 Improvement to technical modules for swimming pools |
08/05/1997 | US5652972 Insulating panel |
07/24/1997 | DE19602017A1 Transverse current generating system in swimming pool |
07/24/1997 | DE19602015A1 Current-generating underwater jet for swimming bath |
07/23/1997 | EP0629278B1 Solar absorber assembly |
07/23/1997 | CN2258214Y Wave-reducing waterline |
07/22/1997 | US5650066 Grating module for peripheral gutter for discharging overflow water from a swimming pool |
07/17/1997 | WO1997019236A3 Built-in housing |
07/17/1997 | DE19600673A1 Heat pump for open-air swimming pools |
07/16/1997 | EP0784136A1 Improvement to technical modules for swimming pools |
07/15/1997 | CA2003998C Detachable immersible support for supporting articles in a swimming pool |
07/09/1997 | EP0727000A4 Dual-use and manual pool cleaning apparatus |
07/09/1997 | EP0726999A4 Automatic swimming pool cleaner |
07/09/1997 | EP0726998A4 Swimming pool cleaner with vibratory power |
07/09/1997 | CN1153856A Counter-current swimming pool |
07/08/1997 | US5644873 Stairs for swimming-pool |
07/08/1997 | US5644803 Spa cover support assembly |