DC

David B. Cale

DS Dadant & Sons: 4 patents #1 of 4Top 25%
📍 McLeansboro, IL: #120 of 612 inventorsTop 20%
🗺 Illinois: #21,447 of 84,256 inventorsTop 30%
Overall (All Time): #1,307,115 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4615138 Bee smoker Rodney Little 1986-10-07
4476589 Ventilated hat Ralph Burgin 1984-10-16
D271250 Ventilated hat Ralph Burgin 1983-11-08
4385990 Separator for honey and wax 1983-05-31