|
|
|
| 1 |
8,336,848 |
On-off flow valve
|
| 2 |
7,048,000 |
Pressure reducing valve
|
| 3 |
6,959,725 |
Constant pressure regulator
|
| 4 |
6,164,311 |
Pressure regulator for watering system
|
| 5 |
6,098,959 |
Pressure regulator for watering system
|
| 6 |
6,026,851 |
Snap-action valve
|
| 7 |
5,967,181 |
Pressure regulator for watering system
|
| 8 |
5,950,622 |
Scuba diving breathing regulator
|
| 9 |
5,609,582 |
Drinking aid device for elderly people, patients and the like
|
| 10 |
5,531,363 |
Dispensing closure cartridge valve system
|
| 11 |
5,527,164 |
Positive-displacement pump with inlet float chamber
|
| 12 |
5,456,282 |
Pressure reducing regulator
|
| 13 |
5,213,132 |
Automatic regulating valve
|
| 14 |
5,115,950 |
Dispensing closure with unitary structure for retaining a
pressure-actuated flexible valve
|
| 15 |
5,107,885 |
Check valve
|
