AL

Allen W. Langan

📍 Los Angeles, CA: #49 of 252 inventorsTop 20%
🗺 California: #1,105 of 6,198 inventorsTop 20%
Overall (1982): #76,851 of 81,411Top 95%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4317468 Pressure relief valve Edwin L. Schwartz 1982-03-02