Water Filter

PAT. NO. Title
202 5,017,318 Method of making a water filter
203 5,017,286 Faucet-mounted water filter with wall inlet and annular chamber
205 5,008,008 Universally adaptable pool water filter structure
206 5,002,665 Device for filtering water with filter insert
208 4,998,228 Drinking water filter
219 4,895,651 Personal, portable, disposable tap water filter
221 4,865,056 Easily breakable plastic capsule and a water filter for a cigarette using the same
222 4,863,103 Combination sink spray and water filter apparatus
223 4,859,386 Method of making a water filter
224 4,834,889 Oil and water filter and process for dewatering oil sludge
225 4,824,565 Personal, portable, disposable tap water filter
226 4,814,078 Water filter cartridge
227 4,804,467 Water filter assembly
228 4,786,420 Self-cleaning water filter system
229 4,776,956 Combination water filter and container apparatus
230 4,773,998 Water filter
231 4,770,768 Water filter apparatus and aerator assembly
232 4,767,544 Orally operable water filter
233 4,764,274 Water filter unit and dispenser
234 4,753,728 Water filter
236 4,749,484 Home water filter
238 4,740,296 Household water filter system
239 4,714,546 Potable water filter
240 4,711,718 Ion-selective water filter
241 4,686,037 Water filter apparatus
242 4,674,538 Device for regulating water flow in a water filter
243 4,666,601 Water filter
244 4,657,672 Immersion type water filter
247 4,605,499 Water filter
249 4,545,905 Filter backwash water saver and water filter to clean swimming pool filter
250 4,529,518 Industrial water filter with stationary screen
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