Encinitas, California
United States
4
2008-05-08
The entities that hold a legal rights for patent applications filed by inventor Hurst John G.:
John G. Hurst from Encinitas, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Storm drain filter
#2 | 2007-03-01Drainage water filter for erosion control
#3 | 2006-06-15Run-off water filter for storm drains
#4 | 2006-05-04Drainage water filter for erosion control
4168910 ⎘