JB

James J. Blumenkranz

RM R&G Sloane Mfg.: 1 patents #1 of 2Top 50%
📍 Los Angeles, CA: #49 of 252 inventorsTop 20%
🗺 California: #1,105 of 6,198 inventorsTop 20%
Overall (1982): #56,868 of 81,411Top 70%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4327895 Ball valve Rowland G. Hall 1982-05-04