Harold A. Trent

RI Rule Industries: 2 patents #6 of 24Top 25%

📍 San Leandro, CA: #240 of 574 inventorsTop 45%

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

Overall (All Time): #2,352,410 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4527449	Boring bit and method for manufacture thereof	William E. Sydlowski	1985-07-09
D278065	Boring tool or similar article	William E. Sydlowski	1985-03-19