DR

Daleth F. Roper

📍 Monrovia, CA: #148 of 335 inventorsTop 45%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,300,850 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5198602 Sound bar for percussive musical instrument — 1993-03-30
4411187 Composite marimba bars Lowell H. Montz 1983-10-25