GB

George H. Bramball

RM Royal Appliance Mfg.: 1 patents #72 of 121Top 60%
📍 Boulder, CO: #3,183 of 5,018 inventorsTop 65%
🗺 Colorado: #24,093 of 40,980 inventorsTop 60%
Overall (All Time): #3,901,001 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4918781 Hand vacuum cleaner John F. Sovis, Robert M. Smith 1990-04-24