Newhall, California
United States
3
2007-11-22
The entities that hold a legal rights for patent applications filed by inventor Sarno John:
John Sarno from Newhall, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Quickly opening hinged check valve with pre-determined upstream pressure required to open specification
#2 | 2006-04-20Quickly opening hinged check valve with pre-determined upstream pressure required to open
#3 | 2005-01-20Axially actuated drain valve for pools and spas
4522073 ⎘