Harold E. Grice

📍 Salinas, CA: #134 of 367 inventorsTop 40%

🗺 California: #185,134 of 386,348 inventorsTop 50%

Overall (All Time): #2,359,254 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4465719	Lightweight concrete and structural element incorporating same	—	1984-08-14
4351670	Lightweight concrete and method of making same	—	1982-09-28