DL

Donald G. Lombardi

📍 Thousand Oaks, CA: #7 of 82 inventorsTop 9%
🗺 California: #676 of 10,592 inventorsTop 7%
Overall (1989): #28,835 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4889028 Adjustable cymbal holder 1989-12-26
4819536 Drum pedal movement responsive device to produce electrical signal 1989-04-11