Harold C. Vallee

📍 Angels Camp, CA: #1 of 8 inventorsTop 15%

🗺 California: #8,996 of 28,521 inventorsTop 35%

Overall (2003): #270,512 of 273,478Top 100%

Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6612844	Educational aid and method	—	2003-09-02