DS

Darrold Efflandt, Sr.

📍 El Segundo, CA: #10 of 45 inventorsTop 25%
🗺 California: #8,996 of 28,521 inventorsTop 35%
Overall (2003): #243,024 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6588786 Chain driven front wheel drive and rear wheel steering bicycle — 2003-07-08