PS

Peter W. Van Seggern

AS Automatic Switch: 1 patents #40 of 74Top 55%
Overall (All Time): #4,082,472 of 4,157,543Top 100%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4247077 Slow-opening valve operated by a solenoid pump Gerard S. Banick 1981-01-27