WK

Walter R. Krevald

DW Diamond Machine Werks: 1 patents #1 of 1Top 100%
📍 Chicago, IL: #197 of 668 inventorsTop 30%
🗺 Illinois: #1,559 of 5,780 inventorsTop 30%
Overall (2003): #94,869 of 273,478Top 35%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6579079 Rotary valve and piston pump assembly and tank dispenser therefor — 2003-06-17