RV

Richard Veit

GC Griswold Controls: 2 patents #1 of 2Top 50%
📍 Tustin, CA: #3 of 51 inventorsTop 6%
🗺 California: #320 of 6,198 inventorsTop 6%
Overall (1982): #8,711 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4364408 Backflow prevention apparatus David Griswold 1982-12-21
4333495 Check valve assembly David Griswold 1982-06-08