RN

Roger H. Nichols

📍 San Fernando, CA: #1,178 of 2,303 inventorsTop 55%
🗺 California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #3,974,906 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4667557 Detachable locking system for the fallboard of a keyboard musical instrument — 1987-05-26