FC

Frank Chvojcsek

SL Stenograph, L.L.C.: 1 patents #1 of 2Top 50%
📍 Chicago, IL: #173 of 643 inventorsTop 30%
🗺 Illinois: #1,480 of 5,663 inventorsTop 30%
Overall (2004): #224,542 of 270,089Top 85%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6736558 Disposable ribbon cartridge for shorthand machines Vae Sun 2004-05-18