DM

Donald C. Montgomery

📍 Sebastopol, CA: #4 of 15 inventorsTop 30%
🗺 California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #157,925 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5702018 Positive seal fermentation lock for wine barrels — 1997-12-30