| | CLASS NOTES |
| 662 | DF | RESTROOM OR BATHROOM SELF-CLEANING SYSTEMS |
| 663 | DF | FLUSH CLOSET, WASH RECEPTACLE, AND BATHTUB OR SHOWER |
| 664 | DF | FLUSH CLOSET OR URINAL AND WASH RECEPTACLE {1} |
| 666 | DF | DIAPER WASHING DEVICES |
| 667 | DF | FLUSH CLOSET SEAT ASSIST TO RAISE USER |
| 300 | DF | FLUSH CLOSET {22} |
| 443 | DF | BIDETS {5} |
| 449 | DF | DRY CLOSETS {14} |
| 487 | DF | OPEN-WATER BARRIER |
| 488 | DF | POOL TYPE {9} |
| 514 | DF | CONVERTIBLE CLASS-TYPE APPARATUS |
| 515 | DF | HAIR WASHING MACHINE OR DEVICE OR ACCESSORY {6} |
| 524 | DF | VAPOR OR HEAT IN BATH (E.G., SAUNA, STEAM BATH, OR SUDATORIUM) {3} |
| 535 | DF | MEANS FOR APPLYING VAPOR OR HOT AIR DIRECTLY TO BODY OF USER {2} |
| 538 | DF | TUBS {9} |
| 596 | DF | SHOWER (E.G. STALL, WITH WALLS, RECEPTOR, AND SPRAY) {8} |
| 615 | DF | MEANS FOR SPRAYING USER {2} |
| 619 | DF | WASH RECEPTACLES {15} |
| 661 | DF | MISCELLANEOUS |
| 668 | DF | HAVING CONDITION RESPONSIVE SUPPLY OUTLET, DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH {1} |
| 670 | DF | PREFABRICATED (E.G., MODULAR) PLUMBING SYSTEM |
| 671 | DF | SUPPLY OUTLET COMBINED WITH A DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH {2} |
| 675 | DF | SUPPLY OUTLET FOR A SINK OR BATH {2} |
| 679 | DF | DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH {3} |
| 695 | DF | SUPPORT OR MOUNT FOR A SUPPLY, DRAIN, OVERFLOW OR TRAP MEANS |
| 696 | DF | FITTING OR MANIFOLD FOR A SINK OR BATH |
| 209 R | DF | VENTILATION {10} |
| 222 | DF | DISINFECTION {11} |
| 234 | DF | SEAT AND LID {2} |
| 237 | DF | SEAT {4} |
| 242.1 | DF | LID |
| 243.1 | DF | MECHANISM POSITIONS COVER ON SEAT {2} |
| 244.1 | DF | COVER DISPENSER {2} |
| 245.1 | DF | COVER FOR SEAT {3} |
| 246.1 | DF | OPENER OR CLOSER FOR A CLOSET SEAT OR LID {2} |
| 248 | DF | BUFFERS AND DASHPOTS |
| 249 | DF | FLUSH-VALVE OPERATORS {1} |
| 251.1 | DF | DRIP CATCHER {1} |
| 252.1 | DF | FLUSH CLOSET BOWL SUPPORT, COUPLING, SEAL OR FASTENER {3} |
| 253 | DF | CLOSET-BOWL CLOSURES |
| 254 | DF | CLOSET HEAD, FOOT, AND BODY RESTS |
| 255.01 | DF | OBSTRUCTION REMOVER {3} |
| 256.1 | DF | DEBRIS CATCHER FOR A FLUSH CLOSET OR CLEAN OUT PLUG |
| 258 | DF | SPITTOONS {14} |
| 286 | DF | STRAINER, STOPPER, PLUG OR CLOSURE {7} |
| | ****************************** |
| | CROSS-REFERENCE ART COLLECTIONS |
| | ****************************** |
| 900 | DF | DECONTAMINATION SHOWER |
| 901 | DF | BOWL SKIRT OR TANK COVER |
| 902 | DF | TOILET TRAINING |
| 903 | DF | SHOWER HEAD WITH MATERIAL DISPENSING |
| 904 | DF | SWIM-IN-PLACE POOL |
| 905 | DF | SQUAT BOWL |
| | ****************************** |
| | DIGESTS |
| | ****************************** |
| DIG 1 | DF | Plural connected floats |
| DIG 2 | DF | Disappearing bowl |
| DIG 3 | DF | Electric flushing |
| DIG 4 | DF | Garbage grinder |
| DIG 5 | DF | Urine guards |
| DIG 6 | DF | Heated seats |
| DIG 7 | DF | House plumbing fittings |
| DIG 8 | DF | Rubber seats |
| DIG 9 | DF | Methods |
| DIG 10 | DF | Water additive or substitute |
| DIG 11 | DF | Oil toilet |
| DIG 12 | DF | Aerobic (decomposing) toilet |
| DIG 13 | DF | Toilet having deformable trap |
| DIG 14 | DF | Pipe strainers |
| DIG 15 | DF | Prison bathrooms |
| DIG 16 | DF | Deformable toilet traps |
| DIG 17 | DF | Electrolytic toilets |
| DIG 18 | DF | Bathroom fixture liners |
| DIG 19 | DF | Liquid-solid separators |
