FD

Frank J. Rychlik, deceased

📍 Chicago, IL: #69 of 289 inventorsTop 25%
🗺 Illinois: #566 of 2,749 inventorsTop 25%
Overall (1982): #64,880 of 81,411Top 80%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4320725 Puffing swirler Alan F. Rychlik, executor 1982-03-23