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Patent applications and USPTO patent grants for Kolze, Lawrence A..The latest application filed is for "pressure balancing valve".
Patent | Date |
---|---|
Pressure balancing valve App 20030131882 - Kolze, Lawrence A. | 2003-07-17 |
Foreign particle resistant valve Grant 6,457,697 - Kolze October 1, 2 | 2002-10-01 |
Hydraulically actuated mixing valve Grant 6,290,139 - Kolze September 18, 2 | 2001-09-18 |
Flow control valve with stable modulation Grant 5,058,624 - Kolze October 22, 1 | 1991-10-22 |
Fluid control valve Grant 4,790,346 - Kolze , et al. December 13, 1 | 1988-12-13 |
Electromagnetic valve assembly Grant 4,697,608 - Kolze , et al. October 6, 1 | 1987-10-06 |
Freeze protection valve Grant 4,460,006 - Kolze July 17, 1 | 1984-07-17 |
Heat pump switchover valve Grant 4,406,306 - Kolze September 27, 1 | 1983-09-27 |
Means for calibrating pressure switches at extra-low pressure settings Grant RE30,207 - Kolze , et al. February 5, 1 | 1980-02-05 |
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