FS

Frank Jonkman, Sr.

📍 Bradford, CA: #32 of 53 inventorsTop 65%
Overall (All Time): #3,613,666 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6056037 Curtain wall structure Jan-Willem Gritters 2000-05-02