Referenced by|
| 4338690 | Automatic mechanism for flush and raising toilet seat | Jul 13, 1982 | | 4342124 | Seat and cover assembly for a toilet bowl | Aug 3, 1982 | | 4402092 | Spring mechanism for toilet seats | Sep 6, 1983 | | 4780914 | Automatically lifting device for toilet seat | Nov 1, 1988 | | 4817242 | Toilet seat spring hinge having an adjustable spring force | Apr 4, 1989 | | 4912783 | Toilet lid closing device | Apr 3, 1990 | | 4965890 | Spring hinge assembly for toilet seats | Oct 30, 1990 | | 5444877 | Foot actuated double acting lever for lifting a toilet seat | Aug 29, 1995 | | 5907873 | Toilet lid/seat closing return mechanism | Jun 1, 1999 | | 6012180 | Toilet seat lifting device | Jan 11, 2000 | | 6230335 | Normally upright toilet stool-seat assembly | May 15, 2001 | | 6539557 | Toilet seat positioning assembly | Apr 1, 2003 |
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