| 10100933 |
Auto stop fluid valve |
Brandon Bridgeford, David A. Young |
2018-10-16 |
| 6684902 |
Dual sensor liquid accumulator |
Thomas K. Zinn, Enrique P. Loreto |
2004-02-03 |
| 6394411 |
Extractor valve assembly |
V. Walter Hafner |
2002-05-28 |
| 6311718 |
Activator valve for providing a timed vacuum at an output port |
V. Walter Hafner, Enrique P. Loreto |
2001-11-06 |
| 4698860 |
Sprayhead with built-in soap system for multi person washfountains |
V. Walter Hafner, Keith Marshall |
1987-10-13 |
| 4682533 |
Vandal resistant and tamper proof pneumatic push button assembly for moving a volume of fluid |
V. Walter Hafner, Keith Marshall |
1987-07-28 |
| 4659059 |
Sealed dashpot mechanism for delayed closing plumbing valves |
Earl L. Morris, Theodore J. Sally |
1987-04-21 |
| 4630644 |
Dual operated metering valve connected to both a hand operated push button and a foot operated push button |
V. Walter Hafner, Keith Marshall, Theodore J. Sally |
1986-12-23 |
| 4630638 |
Rotating cap, screen and mounting means for protecting air metering valve |
V. Walter Hafner, Keith Marshall |
1986-12-23 |
| 4492430 |
Security mirror replaceable from pipe chase |
Earl L. Morris, V. Walter Hafner |
1985-01-08 |
| 4480163 |
Vandal-resistant push button electrical switch assembly |
Earl L. Morris, Walter V. Hafner |
1984-10-30 |
| 4453202 |
Vandal-resistant light fixture |
Earl L. Morris, Theodore J. Sally |
1984-06-05 |