DL

David A. Langman

📍 Nottawa, CA: #5 of 5 inventorsTop 100%
Overall (All Time): #3,719,930 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5647341 Gas burner and fireplace and method of combustion Eldon R. Hawton, Bradley W. Good, Gerald W. Carson 1997-07-15